65916149733 has 32 divisors (see below), whose sum is σ = 111671705600. Its totient is φ = 37643542128.

The previous prime is 65916149713. The next prime is 65916149753. The reversal of 65916149733 is 33794161956.

65916149733 is a `hidden beast` number, since 6 + 5 + 91 + 61 + 497 + 3 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (65916149713) and next prime (65916149753).

It is not a de Polignac number, because 65916149733 - 2⁵ = 65916149701 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 65916149733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65916149713) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 209448 + ... + 419166.

It is an arithmetic number, because the mean of its divisors is an integer number (3489740800).

Almost surely, 2^65916149733 is an apocalyptic number.

65916149733 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

65916149733 is a deficient number, since it is larger than the sum of its proper divisors (45755555867).

65916149733 is a wasteful number, since it uses less digits than its factorization.

65916149733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211398 (or 211392 counting only the distinct ones).

The product of its digits is 3674160, while the sum is 54.

The spelling of 65916149733 in words is "sixty-five billion, nine hundred sixteen million, one hundred forty-nine thousand, seven hundred thirty-three".