63148923904 has 44 divisors (see below), whose sum is σ = 137712219768. Its totient is φ = 28704051200.

The previous prime is 63148923899. The next prime is 63148923917. The reversal of 63148923904 is 40932984136.

It is a tau number, because it is divible by the number of its divisors (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2791867 + ... + 2814394.

Almost surely, 2^63148923904 is an apocalyptic number.

63148923904 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

63148923904 is an abundant number, since it is smaller than the sum of its proper divisors (74563295864).

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

63148923904 is a wasteful number, since it uses less digits than its factorization.

63148923904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5606292 (or 5606274 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 63148923904 in words is "sixty-three billion, one hundred forty-eight million, nine hundred twenty-three thousand, nine hundred four".