34639468815 has 32 divisors (see below), whose sum is σ = 64633420800. Its totient is φ = 15835183392.

The previous prime is 34639468733. The next prime is 34639468817. The reversal of 34639468815 is 51886493643.

It is not a de Polignac number, because 34639468815 - 2⁷ = 34639468687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34639468817) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3361179 + ... + 3371468.

It is an arithmetic number, because the mean of its divisors is an integer number (2019794400).

Almost surely, 2^34639468815 is an apocalyptic number.

34639468815 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

34639468815 is a deficient number, since it is larger than the sum of its proper divisors (29993951985).

34639468815 is an equidigital number, since it uses as much as digits as its factorization.

34639468815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6732676 (or 6732662 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 57.

The spelling of 34639468815 in words is "thirty-four billion, six hundred thirty-nine million, four hundred sixty-eight thousand, eight hundred fifteen".