84392767964 has 24 divisors (see below), whose sum is σ = 148639916208. Its totient is φ = 41924545920.

The previous prime is 84392767961. The next prime is 84392767997. The reversal of 84392767964 is 46976729348.

It is a self number, because there is not a number n which added to its sum of digits gives 84392767964.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84392767961) 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, 1019624 + ... + 1099280.

It is an arithmetic number, because the mean of its divisors is an integer number (6193329842).

Almost surely, 2^84392767964 is an apocalyptic number.

It is an amenable number.

84392767964 is a deficient number, since it is larger than the sum of its proper divisors (64247148244).

84392767964 is a wasteful number, since it uses less digits than its factorization.

84392767964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81365 (or 81363 counting only the distinct ones).

The product of its digits is 109734912, while the sum is 65.

The spelling of 84392767964 in words is "eighty-four billion, three hundred ninety-two million, seven hundred sixty-seven thousand, nine hundred sixty-four".