65377234751 has 4 divisors (see below), whose sum is σ = 65559344400. Its totient is φ = 65195125104.

The previous prime is 65377234723. The next prime is 65377234799. The reversal of 65377234751 is 15743277356.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65377234751 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65377234751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65377234721) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 91054286 + ... + 91055003.

It is an arithmetic number, because the mean of its divisors is an integer number (16389836100).

Almost surely, 2^65377234751 is an apocalyptic number.

65377234751 is a deficient number, since it is larger than the sum of its proper divisors (182109649).

65377234751 is a wasteful number, since it uses less digits than its factorization.

65377234751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182109648.

The product of its digits is 3704400, while the sum is 50.

The spelling of 65377234751 in words is "sixty-five billion, three hundred seventy-seven million, two hundred thirty-four thousand, seven hundred fifty-one".