63901044 has 36 divisors (see below), whose sum is σ = 166741120. Its totient is φ = 20612880.

The previous prime is 63901043. The next prime is 63901051. The reversal of 63901044 is 44010936.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 63900999 and 63901017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63901043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27514 + ... + 29745.

Almost surely, 2^63901044 is an apocalyptic number.

It is an amenable number.

63901044 is an abundant number, since it is smaller than the sum of its proper divisors (102840076).

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

63901044 is a wasteful number, since it uses less digits than its factorization.

63901044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57300 (or 57295 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 63901044 is about 7993.8128574542. The cubic root of 63901044 is about 399.7937353222.

The spelling of 63901044 in words is "sixty-three million, nine hundred one thousand, forty-four".