709456877712 has 160 divisors (see below), whose sum is σ = 2235683871360. Its totient is φ = 213617364480.

The previous prime is 709456877681. The next prime is 709456877771. The reversal of 709456877712 is 217778654907.

It is a super-2 number, since 2×709456877712² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 709456877712.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 270598 + ... + 1221530.

It is an arithmetic number, because the mean of its divisors is an integer number (13973024196).

Almost surely, 2^709456877712 is an apocalyptic number.

709456877712 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 709456877712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1117841935680).

709456877712 is an abundant number, since it is smaller than the sum of its proper divisors (1526226993648).

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

709456877712 is a wasteful number, since it uses less digits than its factorization.

709456877712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951118 (or 951106 counting only the distinct ones).

The product of its (nonzero) digits is 41489280, while the sum is 63.

The spelling of 709456877712 in words is "seven hundred nine billion, four hundred fifty-six million, eight hundred seventy-seven thousand, seven hundred twelve".