99801292644732 has 96 divisors (see below), whose sum is σ = 267206393825280. Its totient is φ = 28400061528000.

The previous prime is 99801292644731. The next prime is 99801292644761. The reversal of 99801292644732 is 23744629210899.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99801292644731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 780444663 + ... + 780572529.

It is an arithmetic number, because the mean of its divisors is an integer number (2783399935680).

Almost surely, 2^{99801292644732} is an apocalyptic number.

It is an amenable number.

99801292644732 is an abundant number, since it is smaller than the sum of its proper divisors (167405101180548).

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

99801292644732 is a wasteful number, since it uses less digits than its factorization.

99801292644732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165151 (or 165149 counting only the distinct ones).

The product of its (nonzero) digits is 94058496, while the sum is 66.

The spelling of 99801292644732 in words is "ninety-nine trillion, eight hundred one billion, two hundred ninety-two million, six hundred forty-four thousand, seven hundred thirty-two".