63037138864 has 160 divisors (see below), whose sum is σ = 154601533440. Its totient is φ = 24260898816.

The previous prime is 63037138811. The next prime is 63037138877. The reversal of 63037138864 is 46883173036.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20274142 + ... + 20277250.

It is an arithmetic number, because the mean of its divisors is an integer number (966259584).

Almost surely, 2^63037138864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63037138864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77300766720).

63037138864 is an abundant number, since it is smaller than the sum of its proper divisors (91564394576).

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

63037138864 is a wasteful number, since it uses less digits than its factorization.

63037138864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3627 (or 3621 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 49.

The spelling of 63037138864 in words is "sixty-three billion, thirty-seven million, one hundred thirty-eight thousand, eight hundred sixty-four".