979544440716 has 48 divisors (see below), whose sum is σ = 2405975644800. Its totient is φ = 309319921152.

The previous prime is 979544440681. The next prime is 979544440717. The reversal of 979544440716 is 617044445979.

It is a happy number.

It is a super-2 number, since 2×979544440716² (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 979544440716.

It is not an unprimeable number, because it can be changed into a prime (979544440717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10892151 + ... + 10981713.

It is an arithmetic number, because the mean of its divisors is an integer number (50124492600).

Almost surely, 2^979544440716 is an apocalyptic number.

It is an amenable number.

979544440716 is an abundant number, since it is smaller than the sum of its proper divisors (1426431204084).

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

979544440716 is a wasteful number, since it uses less digits than its factorization.

979544440716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137558 (or 137556 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 60.

The spelling of 979544440716 in words is "nine hundred seventy-nine billion, five hundred forty-four million, four hundred forty thousand, seven hundred sixteen".