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55295618851 = 1119264572339
BaseRepresentation
bin110011011111111000…
…000010111100100011
312021201122110111000101
4303133320002330203
51401221134300401
641222533003231
73665164001524
oct633770027443
9167648414011
1055295618851
11214a5a31960
12a872483517
1352a2c241c5
142967b8484b
151689742101
hexcdfe02f23

55295618851 has 8 divisors (see below), whose sum is σ = 63497361600. Its totient is φ = 47623020840.

The previous prime is 55295618849. The next prime is 55295618899. The reversal of 55295618851 is 15881659255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55295618851 - 21 = 55295618849 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55295618792 and 55295618801.

It is not an unprimeable number, because it can be changed into a prime (55295618831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132285961 + ... + 132286378.

It is an arithmetic number, because the mean of its divisors is an integer number (7937170200).

Almost surely, 255295618851 is an apocalyptic number.

55295618851 is a deficient number, since it is larger than the sum of its proper divisors (8201742749).

55295618851 is a wasteful number, since it uses less digits than its factorization.

55295618851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264572369.

The product of its digits is 4320000, while the sum is 55.

The spelling of 55295618851 in words is "fifty-five billion, two hundred ninety-five million, six hundred eighteen thousand, eight hundred fifty-one".

Divisors: 1 11 19 209 264572339 2910295729 5026874441 55295618851