9398513880 has 96 divisors (see below), whose sum is σ = 34908775200. Its totient is φ = 2148231168.

The previous prime is 9398513879. The next prime is 9398513921. The reversal of 9398513880 is 883158939.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1862265 + ... + 1867304.

It is an arithmetic number, because the mean of its divisors is an integer number (363633075).

Almost surely, 2^9398513880 is an apocalyptic number.

9398513880 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9398513880 is an abundant number, since it is smaller than the sum of its proper divisors (25510261320).

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

9398513880 is a wasteful number, since it uses less digits than its factorization.

9398513880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729593 (or 3729586 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The square root of 9398513880 is about 96945.9327666715. The cubic root of 9398513880 is about 2110.3430691839.

The spelling of 9398513880 in words is "nine billion, three hundred ninety-eight million, five hundred thirteen thousand, eight hundred eighty".