9926377880 has 16 divisors (see below), whose sum is σ = 22334350320. Its totient is φ = 3970551136.

The previous prime is 9926377873. The next prime is 9926377913. The reversal of 9926377880 is 887736299.

It is a congruent number.

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, 124079684 + ... + 124079763.

It is an arithmetic number, because the mean of its divisors is an integer number (1395896895).

Almost surely, 2^9926377880 is an apocalyptic number.

It is an amenable number.

9926377880 is an abundant number, since it is smaller than the sum of its proper divisors (12407972440).

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

9926377880 is a wasteful number, since it uses less digits than its factorization.

9926377880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248159458 (or 248159454 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 59.

The square root of 9926377880 is about 99631.2093673463. The cubic root of 9926377880 is about 2149.1345267218.

The spelling of 9926377880 in words is "nine billion, nine hundred twenty-six million, three hundred seventy-seven thousand, eight hundred eighty".