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55263510453 = 379428354443
BaseRepresentation
bin110011011101111101…
…100011111110110101
312021122102001012120110
4303131331203332311
51401134424313303
641215424453233
73664324042164
oct633575437665
9167572035513
1055263510453
11214898a1398
12a86377a219
135299391658
1429637c73db
1516869ed703
hexcddf63fb5

55263510453 has 16 divisors (see below), whose sum is σ = 74636190720. Its totient is φ = 36366820464.

The previous prime is 55263510389. The next prime is 55263510479. The reversal of 55263510453 is 35401536255.

It is not a de Polignac number, because 55263510453 - 26 = 55263510389 is a prime.

It is a super-3 number, since 3×552635104533 (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55263510553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 987850 + ... + 1042292.

It is an arithmetic number, because the mean of its divisors is an integer number (4664761920).

Almost surely, 255263510453 is an apocalyptic number.

It is an amenable number.

55263510453 is a deficient number, since it is larger than the sum of its proper divisors (19372680267).

55263510453 is a wasteful number, since it uses less digits than its factorization.

55263510453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58808.

The product of its (nonzero) digits is 270000, while the sum is 39.

The spelling of 55263510453 in words is "fifty-five billion, two hundred sixty-three million, five hundred ten thousand, four hundred fifty-three".

Divisors: 1 3 79 237 4283 12849 54443 163329 338357 1015071 4300997 12902991 233179369 699538107 18421170151 55263510453