814103923520 has 56 divisors (see below), whose sum is σ = 1947278344704. Its totient is φ = 324181264896.

The previous prime is 814103923487. The next prime is 814103923541. The reversal of 814103923520 is 25329301418.

It is a congruent number.

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, 5632844 + ... + 5775563.

It is an arithmetic number, because the mean of its divisors is an integer number (34772827584).

Almost surely, 2^814103923520 is an apocalyptic number.

814103923520 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

814103923520 is an abundant number, since it is smaller than the sum of its proper divisors (1133174421184).

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

814103923520 is a wasteful number, since it uses less digits than its factorization.

814103923520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11408647 (or 11408637 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 814103923520 in words is "eight hundred fourteen billion, one hundred three million, nine hundred twenty-three thousand, five hundred twenty".