65486470272 has 64 divisors (see below), whose sum is σ = 174641715360. Its totient is φ = 21741824000.

The previous prime is 65486470261. The next prime is 65486470319. The reversal of 65486470272 is 27207468456.

65486470272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243333 + ... + 436100.

Almost surely, 2^65486470272 is an apocalyptic number.

It is an amenable number.

65486470272 is an abundant number, since it is smaller than the sum of its proper divisors (109155245088).

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

65486470272 is a wasteful number, since it uses less digits than its factorization.

65486470272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679701 (or 679689 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 51.

The spelling of 65486470272 in words is "sixty-five billion, four hundred eighty-six million, four hundred seventy thousand, two hundred seventy-two".