65377422516 has 24 divisors (see below), whose sum is σ = 174339793600. Its totient is φ = 18679263552.

The previous prime is 65377422413. The next prime is 65377422553. The reversal of 65377422516 is 61522477356.

65377422516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 389151241 + ... + 389151408.

Almost surely, 2^65377422516 is an apocalyptic number.

It is an amenable number.

65377422516 is an abundant number, since it is smaller than the sum of its proper divisors (108962371084).

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

65377422516 is a wasteful number, since it uses less digits than its factorization.

65377422516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778302663 (or 778302661 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 48.

The spelling of 65377422516 in words is "sixty-five billion, three hundred seventy-seven million, four hundred twenty-two thousand, five hundred sixteen".