65914461936 has 40 divisors (see below), whose sum is σ = 189198919760. Its totient is φ = 21971487168.

The previous prime is 65914461931. The next prime is 65914461953. The reversal of 65914461936 is 63916441956.

It is a happy number.

65914461936 is a `hidden beast` number, since 6 + 5 + 9 + 1 + 446 + 193 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65914461931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76289455 + ... + 76290318.

It is an arithmetic number, because the mean of its divisors is an integer number (4729972994).

Almost surely, 2^65914461936 is an apocalyptic number.

It is an amenable number.

65914461936 is an abundant number, since it is smaller than the sum of its proper divisors (123284457824).

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

65914461936 is a wasteful number, since it uses less digits than its factorization.

65914461936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152579790 (or 152579778 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 54.

The spelling of 65914461936 in words is "sixty-five billion, nine hundred fourteen million, four hundred sixty-one thousand, nine hundred thirty-six".