3900632064 has 132 divisors (see below), whose sum is σ = 12094478424. Its totient is φ = 1114423296.

The previous prime is 3900632059. The next prime is 3900632081. The reversal of 3900632064 is 4602360093.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137572 + ... + 163484.

Almost surely, 2^3900632064 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 3900632064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6047239212).

3900632064 is an abundant number, since it is smaller than the sum of its proper divisors (8193846360).

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

3900632064 is a wasteful number, since it uses less digits than its factorization.

3900632064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25950 (or 25925 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 33.

The square root of 3900632064 is about 62455.0403410325. The cubic root of 3900632064 is about 1574.1459468448.

The spelling of 3900632064 in words is "three billion, nine hundred million, six hundred thirty-two thousand, sixty-four".