557478874755 has 96 divisors (see below), whose sum is σ = 1103061136320. Its totient is φ = 258025098240.

The previous prime is 557478874751. The next prime is 557478874759.

557478874755 is a `hidden beast` number, since 5 + 5 + 7 + 4 + 78 + 87 + 475 + 5 = 666.

557478874755 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (557478874751) and next prime (557478874759).

It is not a de Polignac number, because 557478874755 - 2² = 557478874751 is a prime.

It is not an unprimeable number, because it can be changed into a prime (557478874751) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 683541 + ... + 1257849.

It is an arithmetic number, because the mean of its divisors is an integer number (11490220170).

Almost surely, 2^557478874755 is an apocalyptic number.

557478874755 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

557478874755 is a deficient number, since it is larger than the sum of its proper divisors (545582261565).

557478874755 is a wasteful number, since it uses less digits than its factorization.

557478874755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574421 (or 574418 counting only the distinct ones).

The product of its digits is 1536640000, while the sum is 72.

The spelling of 557478874755 in words is "five hundred fifty-seven billion, four hundred seventy-eight million, eight hundred seventy-four thousand, seven hundred fifty-five".