80700997464 has 64 divisors (see below), whose sum is σ = 231899436000. Its totient is φ = 25972732800.

The previous prime is 80700997409. The next prime is 80700997501. The reversal of 80700997464 is 46479900708.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 80700997464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6435387 + ... + 6447914.

Almost surely, 2^80700997464 is an apocalyptic number.

It is an amenable number.

80700997464 is an abundant number, since it is smaller than the sum of its proper divisors (151198438536).

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

80700997464 is a wasteful number, since it uses less digits than its factorization.

80700997464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12883345 (or 12883335 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 80700997464 in words is "eighty billion, seven hundred million, nine hundred ninety-seven thousand, four hundred sixty-four".