5081865972 has 12 divisors (see below), whose sum is σ = 11857687296. Its totient is φ = 1693955320.

The previous prime is 5081865959. The next prime is 5081866001. The reversal of 5081865972 is 2795681805.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211744404 + ... + 211744427.

It is an arithmetic number, because the mean of its divisors is an integer number (988140608).

Almost surely, 2^5081865972 is an apocalyptic number.

It is an amenable number.

5081865972 is an abundant number, since it is smaller than the sum of its proper divisors (6775821324).

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

5081865972 is a wasteful number, since it uses less digits than its factorization.

5081865972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423488838 (or 423488836 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 51.

The square root of 5081865972 is about 71287.2076322253. The cubic root of 5081865972 is about 1719.2580597570.

The spelling of 5081865972 in words is "five billion, eighty-one million, eight hundred sixty-five thousand, nine hundred seventy-two".