3992518944 has 96 divisors (see below), whose sum is σ = 12257784000. Its totient is φ = 1260790272.

The previous prime is 3992518919. The next prime is 3992518961. The reversal of 3992518944 is 4498152993.

3992518944 is a `hidden beast` number, since 39 + 9 + 2 + 518 + 94 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105189 + ... + 138020.

It is an arithmetic number, because the mean of its divisors is an integer number (127685250).

Almost surely, 2^3992518944 is an apocalyptic number.

It is an amenable number.

3992518944 is an abundant number, since it is smaller than the sum of its proper divisors (8265265056).

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

3992518944 is a wasteful number, since it uses less digits than its factorization.

3992518944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243247 (or 243233 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The square root of 3992518944 is about 63186.3825835915. The cubic root of 3992518944 is about 1586.4108146960.

The spelling of 3992518944 in words is "three billion, nine hundred ninety-two million, five hundred eighteen thousand, nine hundred forty-four".