557165055250 has 32 divisors (see below), whose sum is σ = 1043804361600. Its totient is φ = 222696924400.

The previous prime is 557165055211. The next prime is 557165055257. The reversal of 557165055250 is 52550561755.

It is a self number, because there is not a number n which added to its sum of digits gives 557165055250.

It is not an unprimeable number, because it can be changed into a prime (557165055257) 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, 515080 + ... + 1174579.

It is an arithmetic number, because the mean of its divisors is an integer number (32618886300).

Almost surely, 2^557165055250 is an apocalyptic number.

557165055250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

557165055250 is a deficient number, since it is larger than the sum of its proper divisors (486639306350).

557165055250 is a wasteful number, since it uses less digits than its factorization.

557165055250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1690995 (or 1690985 counting only the distinct ones).

The product of its (nonzero) digits is 1312500, while the sum is 46.

The spelling of 557165055250 in words is "five hundred fifty-seven billion, one hundred sixty-five million, fifty-five thousand, two hundred fifty".