63315904492 has 24 divisors (see below), whose sum is σ = 114812070912. Its totient is φ = 30520222800.

The previous prime is 63315904481. The next prime is 63315904493. The reversal of 63315904492 is 29440951336.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (63315904493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 938134 + ... + 1003357.

It is an arithmetic number, because the mean of its divisors is an integer number (4783836288).

Almost surely, 2^63315904492 is an apocalyptic number.

63315904492 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

63315904492 is a deficient number, since it is larger than the sum of its proper divisors (51496166420).

63315904492 is a wasteful number, since it uses less digits than its factorization.

63315904492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941789 (or 1941787 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 46.

The spelling of 63315904492 in words is "sixty-three billion, three hundred fifteen million, nine hundred four thousand, four hundred ninety-two".