3520100856800 has 72 divisors (see below), whose sum is σ = 9374668623432. Its totient is φ = 1280036672000.

The previous prime is 3520100856791. The next prime is 3520100856829. The reversal of 3520100856800 is 86580010253.

It is a super-2 number, since 2×3520100856800² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199996931 + ... + 200014530.

It is an arithmetic number, because the mean of its divisors is an integer number (130203730881).

Almost surely, 2^{3520100856800} is an apocalyptic number.

It is an amenable number.

3520100856800 is an abundant number, since it is smaller than the sum of its proper divisors (5854567766632).

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

3520100856800 is a wasteful number, since it uses less digits than its factorization.

3520100856800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400011492 (or 400011479 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 38.

The spelling of 3520100856800 in words is "three trillion, five hundred twenty billion, one hundred million, eight hundred fifty-six thousand, eight hundred".