65354015208 has 64 divisors (see below), whose sum is σ = 164124979200. Its totient is φ = 21686201280.

The previous prime is 65354015197. The next prime is 65354015227. The reversal of 65354015208 is 80251045356.

It is a super-2 number, since 2×65354015208² (a number of 22 digits) contains 22 as substring.

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, 6137553 + ... + 6148191.

It is an arithmetic number, because the mean of its divisors is an integer number (2564452800).

Almost surely, 2^65354015208 is an apocalyptic number.

It is an amenable number.

65354015208 is an abundant number, since it is smaller than the sum of its proper divisors (98770963992).

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

65354015208 is a wasteful number, since it uses less digits than its factorization.

65354015208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11782 (or 11778 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 39.

The spelling of 65354015208 in words is "sixty-five billion, three hundred fifty-four million, fifteen thousand, two hundred eight".