63437752016 has 20 divisors (see below), whose sum is σ = 122987178912. Its totient is φ = 31699125216.

The previous prime is 63437752003. The next prime is 63437752033. The reversal of 63437752016 is 61025773436.

63437752016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

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, 1207910 + ... + 1259333.

Almost surely, 2^63437752016 is an apocalyptic number.

It is an amenable number.

63437752016 is a deficient number, since it is larger than the sum of its proper divisors (59549426896).

63437752016 is a wasteful number, since it uses less digits than its factorization.

63437752016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2468858 (or 2468852 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 63437752016 in words is "sixty-three billion, four hundred thirty-seven million, seven hundred fifty-two thousand, sixteen".