10557555100 has 18 divisors (see below), whose sum is σ = 22909894784. Its totient is φ = 4223022000.

The previous prime is 10557555079. The next prime is 10557555103. The reversal of 10557555100 is 155575501.

It is a happy number.

It is a super-2 number, since 2×10557555100² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10557555103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52787676 + ... + 52787875.

Almost surely, 2^10557555100 is an apocalyptic number.

10557555100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10557555100 is an abundant number, since it is smaller than the sum of its proper divisors (12352339684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10557555100 is a wasteful number, since it uses less digits than its factorization.

10557555100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105575565 (or 105575558 counting only the distinct ones).

The product of its (nonzero) digits is 21875, while the sum is 34.

The spelling of 10557555100 in words is "ten billion, five hundred fifty-seven million, five hundred fifty-five thousand, one hundred".