65764157292894 has 16 divisors (see below), whose sum is σ = 131586180127632. Its totient is φ = 21911741507328.

The previous prime is 65764157292877. The next prime is 65764157292907. The reversal of 65764157292894 is 49829275146756.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2411049469 + ... + 2411076744.

It is an arithmetic number, because the mean of its divisors is an integer number (8224136257977).

Almost surely, 2^{65764157292894} is an apocalyptic number.

65764157292894 is an abundant number, since it is smaller than the sum of its proper divisors (65822022834738).

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

65764157292894 is a wasteful number, since it uses less digits than its factorization.

65764157292894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4822128491.

The product of its digits is 1828915200, while the sum is 75.

The spelling of 65764157292894 in words is "sixty-five trillion, seven hundred sixty-four billion, one hundred fifty-seven million, two hundred ninety-two thousand, eight hundred ninety-four".