63313746072 has 32 divisors (see below), whose sum is σ = 159079776000. Its totient is φ = 20998527264.

The previous prime is 63313746061. The next prime is 63313746091. The reversal of 63313746072 is 27064731336.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6623548 + ... + 6633099.

It is an arithmetic number, because the mean of its divisors is an integer number (4971243000).

Almost surely, 2^63313746072 is an apocalyptic number.

It is an amenable number.

63313746072 is an abundant number, since it is smaller than the sum of its proper divisors (95766029928).

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

63313746072 is a wasteful number, since it uses less digits than its factorization.

63313746072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13256855 (or 13256851 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 42.

The spelling of 63313746072 in words is "sixty-three billion, three hundred thirteen million, seven hundred forty-six thousand, seventy-two".