9977329152 has 120 divisors (see below), whose sum is σ = 32908960656. Its totient is φ = 2850656256.

The previous prime is 9977329073. The next prime is 9977329171. The reversal of 9977329152 is 2519237799.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122403 + ... + 186914.

Almost surely, 2^9977329152 is an apocalyptic number.

It is an amenable number.

9977329152 is an abundant number, since it is smaller than the sum of its proper divisors (22931631504).

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

9977329152 is a wasteful number, since it uses less digits than its factorization.

9977329152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309348 (or 309329 counting only the distinct ones).

The product of its digits is 2143260, while the sum is 54.

The square root of 9977329152 is about 99886.5814411525. The cubic root of 9977329152 is about 2152.8053627570.

The spelling of 9977329152 in words is "nine billion, nine hundred seventy-seven million, three hundred twenty-nine thousand, one hundred fifty-two".