100612455400 has 24 divisors (see below), whose sum is σ = 233923959270. Its totient is φ = 40244982080.

The previous prime is 100612455379. The next prime is 100612455481. The reversal of 100612455400 is 4554216001.

It can be written as a sum of positive squares in 3 ways, for example, as 71570160676 + 29042294724 = 267526^2 + 170418^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 251530939 + ... + 251531338.

Almost surely, 2^100612455400 is an apocalyptic number.

100612455400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100612455400 is an abundant number, since it is smaller than the sum of its proper divisors (133311503870).

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

100612455400 is a wasteful number, since it uses less digits than its factorization.

100612455400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503062293 (or 503062284 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 100612455400 in words is "one hundred billion, six hundred twelve million, four hundred fifty-five thousand, four hundred".