63472993916 has 12 divisors (see below), whose sum is σ = 111876860760. Its totient is φ = 31508176560.

The previous prime is 63472993897. The next prime is 63472993919. The reversal of 63472993916 is 61939927436.

63472993916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63472993919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57079475 + ... + 57080586.

It is an arithmetic number, because the mean of its divisors is an integer number (9323071730).

Almost surely, 2^63472993916 is an apocalyptic number.

It is an amenable number.

63472993916 is a deficient number, since it is larger than the sum of its proper divisors (48403866844).

63472993916 is a wasteful number, since it uses less digits than its factorization.

63472993916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114160204 (or 114160202 counting only the distinct ones).

The product of its digits is 13226976, while the sum is 59.

The spelling of 63472993916 in words is "sixty-three billion, four hundred seventy-two million, nine hundred ninety-three thousand, nine hundred sixteen".