3815878411608 has 16 divisors (see below), whose sum is σ = 9539696029080. Its totient is φ = 1271959470528.

The previous prime is 3815878411603. The next prime is 3815878411627. The reversal of 3815878411608 is 8061148785183.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3815878411603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79497466885 + ... + 79497466932.

Almost surely, 2^{3815878411608} is an apocalyptic number.

It is an amenable number.

3815878411608 is an abundant number, since it is smaller than the sum of its proper divisors (5723817617472).

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

3815878411608 is a wasteful number, since it uses less digits than its factorization.

3815878411608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158994933826 (or 158994933822 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 60.

The spelling of 3815878411608 in words is "three trillion, eight hundred fifteen billion, eight hundred seventy-eight million, four hundred eleven thousand, six hundred eight".