2639612122700 has 72 divisors (see below), whose sum is σ = 6561357150432. Its totient is φ = 902919674880.

The previous prime is 2639612122663. The next prime is 2639612122703. The reversal of 2639612122700 is 72212169362.

It is not an unprimeable number, because it can be changed into a prime (2639612122703) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4051259 + ... + 4657458.

Almost surely, 2^{2639612122700} is an apocalyptic number.

2639612122700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2639612122700 is an abundant number, since it is smaller than the sum of its proper divisors (3921745027732).

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

2639612122700 is a wasteful number, since it uses less digits than its factorization.

2639612122700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8709171 (or 8709164 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 41.

The spelling of 2639612122700 in words is "two trillion, six hundred thirty-nine billion, six hundred twelve million, one hundred twenty-two thousand, seven hundred".