99937395480 has 256 divisors, whose sum is σ = 342362764800. Its totient is φ = 23134187520.

The previous prime is 99937395469. The next prime is 99937395497. The reversal of 99937395480 is 8459373999.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4048375 + ... + 4072985.

It is an arithmetic number, because the mean of its divisors is an integer number (1337354550).

Almost surely, 2^99937395480 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99937395480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171181382400).

99937395480 is an abundant number, since it is smaller than the sum of its proper divisors (242425369320).

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

99937395480 is a wasteful number, since it uses less digits than its factorization.

99937395480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24794 (or 24790 counting only the distinct ones).

The product of its (nonzero) digits is 66134880, while the sum is 66.

The spelling of 99937395480 in words is "ninety-nine billion, nine hundred thirty-seven million, three hundred ninety-five thousand, four hundred eighty".