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55025652055 = 5112521174571
BaseRepresentation
bin110011001111110010…
…001101000101010111
312021000211110202012011
4303033302031011113
51400143031331210
641140050405051
73655405216363
oct631762150527
9167024422164
1055025652055
1121377600900
12a7b7b90787
13525c01053a
14293dd8c2a3
151670bb6d8a
hexccfc8d157

55025652055 has 24 divisors (see below), whose sum is σ = 72719014032. Its totient is φ = 39941616000.

The previous prime is 55025652053. The next prime is 55025652067.

55025652055 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55025652055 - 21 = 55025652053 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55025651999 and 55025652017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55025652053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 227920 + ... + 402490.

It is an arithmetic number, because the mean of its divisors is an integer number (3029958918).

Almost surely, 255025652055 is an apocalyptic number.

55025652055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55025652055 is a deficient number, since it is larger than the sum of its proper divisors (17693361977).

55025652055 is a wasteful number, since it uses less digits than its factorization.

55025652055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175119 (or 175108 counting only the distinct ones).

The product of its (nonzero) digits is 375000, while the sum is 40.

The spelling of 55025652055 in words is "fifty-five billion, twenty-five million, six hundred fifty-two thousand, fifty-five".

Divisors: 1 5 11 55 121 521 605 2605 5731 28655 63041 174571 315205 872855 1920281 9601405 21123091 90951491 105615455 454757455 1000466401 5002332005 11005130411 55025652055