3915140918820 has 24 divisors (see below), whose sum is σ = 10962394572864. Its totient is φ = 1044037578336.

The previous prime is 3915140918789. The next prime is 3915140918833. The reversal of 3915140918820 is 288190415193.

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, 32626174264 + ... + 32626174383.

It is an arithmetic number, because the mean of its divisors is an integer number (456766440536).

Almost surely, 2^{3915140918820} is an apocalyptic number.

3915140918820 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3915140918820 is an abundant number, since it is smaller than the sum of its proper divisors (7047253654044).

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

3915140918820 is a wasteful number, since it uses less digits than its factorization.

3915140918820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65252348659 (or 65252348657 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 51.

The spelling of 3915140918820 in words is "three trillion, nine hundred fifteen billion, one hundred forty million, nine hundred eighteen thousand, eight hundred twenty".