65120333536 has 24 divisors (see below), whose sum is σ = 129403847160. Its totient is φ = 32255864448.

The previous prime is 65120333513. The next prime is 65120333591. The reversal of 65120333536 is 63533302156.

It is a junction number, because it is equal to n+sod(n) for n = 65120333495 and 65120333504.

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, 9505971 + ... + 9512818.

It is an arithmetic number, because the mean of its divisors is an integer number (5391826965).

Almost surely, 2^65120333536 is an apocalyptic number.

It is an amenable number.

65120333536 is a deficient number, since it is larger than the sum of its proper divisors (64283513624).

65120333536 is a wasteful number, since it uses less digits than its factorization.

65120333536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19018906 (or 19018898 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 37.

The spelling of 65120333536 in words is "sixty-five billion, one hundred twenty million, three hundred thirty-three thousand, five hundred thirty-six".