3815622403880 has 32 divisors (see below), whose sum is σ = 9811600467840. Its totient is φ = 1308213395520.

The previous prime is 3815622403861. The next prime is 3815622403891. The reversal of 3815622403880 is 883042265183.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6813611156 + ... + 6813611715.

It is an arithmetic number, because the mean of its divisors is an integer number (306612514620).

Almost surely, 2^{3815622403880} is an apocalyptic number.

It is an amenable number.

3815622403880 is an abundant number, since it is smaller than the sum of its proper divisors (5995978063960).

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

3815622403880 is a wasteful number, since it uses less digits than its factorization.

3815622403880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13627222889 (or 13627222885 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 50.

The spelling of 3815622403880 in words is "three trillion, eight hundred fifteen billion, six hundred twenty-two million, four hundred three thousand, eight hundred eighty".