99982293140 has 24 divisors (see below), whose sum is σ = 209968803240. Its totient is φ = 39991776768.

The previous prime is 99982293127. The next prime is 99982293157. The reversal of 99982293140 is 4139228999.

It can be written as a sum of positive squares in 4 ways, for example, as 49990699396 + 49991593744 = 223586^2 + 223588^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1204496 + ... + 1284824.

It is an arithmetic number, because the mean of its divisors is an integer number (8748700135).

Almost surely, 2^99982293140 is an apocalyptic number.

It is an amenable number.

99982293140 is an abundant number, since it is smaller than the sum of its proper divisors (109986510100).

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

99982293140 is a wasteful number, since it uses less digits than its factorization.

99982293140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142571 (or 142569 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 56.

The spelling of 99982293140 in words is "ninety-nine billion, nine hundred eighty-two million, two hundred ninety-three thousand, one hundred forty".