9977046544 has 20 divisors (see below), whose sum is σ = 19384384320. Its totient is φ = 4974624800.

The previous prime is 9977046517. The next prime is 9977046553. The reversal of 9977046544 is 4456407799.

It is a super-2 number, since 2×9977046544² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 862732 + ... + 874219.

It is an arithmetic number, because the mean of its divisors is an integer number (969219216).

Almost surely, 2^9977046544 is an apocalyptic number.

It is an amenable number.

9977046544 is a deficient number, since it is larger than the sum of its proper divisors (9407337776).

9977046544 is a wasteful number, since it uses less digits than its factorization.

9977046544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1737318 (or 1737312 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 55.

The square root of 9977046544 is about 99885.1667866656. The cubic root of 9977046544 is about 2152.7850364836.

The spelling of 9977046544 in words is "nine billion, nine hundred seventy-seven million, forty-six thousand, five hundred forty-four".