65250068764 has 24 divisors (see below), whose sum is σ = 117347176800. Its totient is φ = 31723407936.

The previous prime is 65250068761. The next prime is 65250068773. The reversal of 65250068764 is 46786005256.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65250068761) 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, 100662 + ... + 375010.

It is an arithmetic number, because the mean of its divisors is an integer number (4889465700).

Almost surely, 2^65250068764 is an apocalyptic number.

It is an amenable number.

65250068764 is a deficient number, since it is larger than the sum of its proper divisors (52097108036).

65250068764 is a wasteful number, since it uses less digits than its factorization.

65250068764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275997 (or 275995 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 65250068764 in words is "sixty-five billion, two hundred fifty million, sixty-eight thousand, seven hundred sixty-four".