623051447771904 has 72 divisors (see below), whose sum is σ = 1659622458795840. Its totient is φ = 207508850316288.

The previous prime is 623051447771873. The next prime is 623051447771911. The reversal of 623051447771904 is 409177744150326.

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, 340817494 + ... + 342640725.

It is an arithmetic number, because the mean of its divisors is an integer number (23050311927720).

Almost surely, 2^{623051447771904} is an apocalyptic number.

623051447771904 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

623051447771904 is an abundant number, since it is smaller than the sum of its proper divisors (1036571011023936).

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

623051447771904 is a wasteful number, since it uses less digits than its factorization.

623051447771904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683459425 (or 683459411 counting only the distinct ones).

The product of its (nonzero) digits is 35562240, while the sum is 60.

The spelling of 623051447771904 in words is "six hundred twenty-three trillion, fifty-one billion, four hundred forty-seven million, seven hundred seventy-one thousand, nine hundred four".