709420700016 has 60 divisors (see below), whose sum is σ = 2269020178672. Its totient is φ = 202691628288.

The previous prime is 709420699969. The next prime is 709420700057. The reversal of 709420700016 is 610007024907.

It is a happy number.

It is a super-2 number, since 2×709420700016² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 351894181 + ... + 351896196.

Almost surely, 2^709420700016 is an apocalyptic number.

It is an amenable number.

709420700016 is an abundant number, since it is smaller than the sum of its proper divisors (1559599478656).

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

709420700016 is a wasteful number, since it uses less digits than its factorization.

709420700016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703790398 (or 703790389 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The spelling of 709420700016 in words is "seven hundred nine billion, four hundred twenty million, seven hundred thousand, sixteen".