1155607475400 has 144 divisors (see below), whose sum is σ = 4435331596800. Its totient is φ = 264138848640.

The previous prime is 1155607475303. The next prime is 1155607475401. The reversal of 1155607475400 is 45747065511.

1155607475400 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 60 + 7 + 47 + 540 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (1155607475401) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 45844840 + ... + 45870039.

Almost surely, 2^{1155607475400} is an apocalyptic number.

1155607475400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1155607475400 is an abundant number, since it is smaller than the sum of its proper divisors (3279724121400).

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

1155607475400 is a wasteful number, since it uses less digits than its factorization.

1155607475400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91714908 (or 91714896 counting only the distinct ones).

The product of its (nonzero) digits is 588000, while the sum is 45.

The spelling of 1155607475400 in words is "one trillion, one hundred fifty-five billion, six hundred seven million, four hundred seventy-five thousand, four hundred".