2131637201600 has 42 divisors (see below), whose sum is σ = 5245159793124. Its totient is φ = 852654880000.

The previous prime is 2131637201599. The next prime is 2131637201647. The reversal of 2131637201600 is 61027361312.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 666135026 + ... + 666138225.

Almost surely, 2^{2131637201600} is an apocalyptic number.

2131637201600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2131637201600 is an abundant number, since it is smaller than the sum of its proper divisors (3113522591524).

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

2131637201600 is a wasteful number, since it uses less digits than its factorization.

2131637201600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332273273 (or 1332273258 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The spelling of 2131637201600 in words is "two trillion, one hundred thirty-one billion, six hundred thirty-seven million, two hundred one thousand, six hundred".