9927955072 has 48 divisors (see below), whose sum is σ = 23007480570. Its totient is φ = 4254835200.

The previous prime is 9927955057. The next prime is 9927955087. The reversal of 9927955072 is 2705597299.

It is an interprime number because it is at equal distance from previous prime (9927955057) and next prime (9927955087).

It can be written as a sum of positive squares in only one way, i.e., 9924941376 + 3013696 = 99624^2 + 1736^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 785179 + ... + 797722.

Almost surely, 2^9927955072 is an apocalyptic number.

It is an amenable number.

9927955072 is an abundant number, since it is smaller than the sum of its proper divisors (13079525498).

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

9927955072 is a wasteful number, since it uses less digits than its factorization.

9927955072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582929 (or 1582910 counting only the distinct ones).

The product of its (nonzero) digits is 3572100, while the sum is 55.

The square root of 9927955072 is about 99639.1242032968. The cubic root of 9927955072 is about 2149.2483452874.

The spelling of 9927955072 in words is "nine billion, nine hundred twenty-seven million, nine hundred fifty-five thousand, seventy-two".