65755400455756 has 48 divisors (see below), whose sum is σ = 126858782252160. Its totient is φ = 29573318315520.

The previous prime is 65755400455739. The next prime is 65755400455793.

65755400455756 is nontrivially palindromic in base 10.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

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, 15236371 + ... + 19069813.

It is an arithmetic number, because the mean of its divisors is an integer number (2642891296920).

Almost surely, 2^{65755400455756} is an apocalyptic number.

It is an amenable number.

65755400455756 is a deficient number, since it is larger than the sum of its proper divisors (61103381796404).

65755400455756 is a wasteful number, since it uses less digits than its factorization.

65755400455756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3837574 (or 3837572 counting only the distinct ones).

The product of its (nonzero) digits is 441000000, while the sum is 64.

The spelling of 65755400455756 in words is "sixty-five trillion, seven hundred fifty-five billion, four hundred million, four hundred fifty-five thousand, seven hundred fifty-six".