1102157655400 has 96 divisors (see below), whose sum is σ = 2568458655000. Its totient is φ = 439842078720.

The previous prime is 1102157655371. The next prime is 1102157655419. The reversal of 1102157655400 is 45567512011.

It can be written as a sum of positive squares in 12 ways, for example, as 208463470084 + 893694185316 = 456578^2 + 945354^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1102157655400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 173921032 + ... + 173927368.

Almost surely, 2^{1102157655400} is an apocalyptic number.

1102157655400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102157655400 is an abundant number, since it is smaller than the sum of its proper divisors (1466300999600).

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

1102157655400 is a wasteful number, since it uses less digits than its factorization.

1102157655400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8231 (or 8222 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 37.

The spelling of 1102157655400 in words is "one trillion, one hundred two billion, one hundred fifty-seven million, six hundred fifty-five thousand, four hundred".