65822854464 has 42 divisors (see below), whose sum is σ = 188669329290. Its totient is φ = 21940951296.

The previous prime is 65822854453. The next prime is 65822854507. The reversal of 65822854464 is 46445822856.

65822854464 is a `hidden beast` number, since 6 + 582 + 2 + 8 + 54 + 4 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 33638494464 + 32184360000 = 183408^2 + 179400^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 65822854464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57137319 + ... + 57138470.

Almost surely, 2^65822854464 is an apocalyptic number.

65822854464 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

65822854464 is an abundant number, since it is smaller than the sum of its proper divisors (122846474826).

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

65822854464 is a wasteful number, since it uses less digits than its factorization.

65822854464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114275807 (or 114275794 counting only the distinct ones).

The product of its digits is 14745600, while the sum is 54.

The spelling of 65822854464 in words is "sixty-five billion, eight hundred twenty-two million, eight hundred fifty-four thousand, four hundred sixty-four".