55494560499 has 12 divisors (see below), whose sum is σ = 86073196104. Its totient is φ = 31711177344.

The previous prime is 55494560449. The next prime is 55494560501. The reversal of 55494560499 is 99406549455.

It is not a de Polignac number, because 55494560499 - 2⁸ = 55494560243 is a prime.

It is a super-2 number, since 2×55494560499² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55494560449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 188756862 + ... + 188757155.

It is an arithmetic number, because the mean of its divisors is an integer number (7172766342).

Almost surely, 2^55494560499 is an apocalyptic number.

55494560499 is a deficient number, since it is larger than the sum of its proper divisors (30578635605).

55494560499 is a wasteful number, since it uses less digits than its factorization.

55494560499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377514034 (or 377514027 counting only the distinct ones).

The product of its (nonzero) digits is 34992000, while the sum is 60.

The spelling of 55494560499 in words is "fifty-five billion, four hundred ninety-four million, five hundred sixty thousand, four hundred ninety-nine".