904147431338648 has 64 divisors (see below), whose sum is σ = 2024697153346560. Its totient is φ = 370427547280896.

The previous prime is 904147431338639. The next prime is 904147431338651. The reversal of 904147431338648 is 846833134741409.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3994317761 + ... + 3994544112.

It is an arithmetic number, because the mean of its divisors is an integer number (31635893021040).

Almost surely, 2^{904147431338648} is an apocalyptic number.

It is an amenable number.

904147431338648 is an abundant number, since it is smaller than the sum of its proper divisors (1120549722007912).

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

904147431338648 is a wasteful number, since it uses less digits than its factorization.

904147431338648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7988861976 (or 7988861972 counting only the distinct ones).

The product of its (nonzero) digits is 167215104, while the sum is 65.

The spelling of 904147431338648 in words is "nine hundred four trillion, one hundred forty-seven billion, four hundred thirty-one million, three hundred thirty-eight thousand, six hundred forty-eight".