65475211257456 has 160 divisors (see below), whose sum is σ = 227102830821888. Its totient is φ = 15698352337920.

The previous prime is 65475211257409. The next prime is 65475211257497.

65475211257456 is nontrivially palindromic in base 10.

65475211257456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 65475211257456.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 681304051 + ... + 681400146.

Almost surely, 2^{65475211257456} is an apocalyptic number.

65475211257456 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

65475211257456 is an abundant number, since it is smaller than the sum of its proper divisors (161627619564432).

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

65475211257456 is a wasteful number, since it uses less digits than its factorization.

65475211257456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1362704239 (or 1362704233 counting only the distinct ones).

The product of its digits is 70560000, while the sum is 60.

The spelling of 65475211257456 in words is "sixty-five trillion, four hundred seventy-five billion, two hundred eleven million, two hundred fifty-seven thousand, four hundred fifty-six".