99520324413 has 8 divisors (see below), whose sum is σ = 132699206976. Its totient is φ = 66344162400.

The previous prime is 99520324403. The next prime is 99520324487. The reversal of 99520324413 is 31442302599.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 99520324413 - 2⁶ = 99520324349 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99520324403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 593193 + ... + 742238.

It is an arithmetic number, because the mean of its divisors is an integer number (16587400872).

Almost surely, 2^99520324413 is an apocalyptic number.

It is an amenable number.

99520324413 is a deficient number, since it is larger than the sum of its proper divisors (33178882563).

99520324413 is a wasteful number, since it uses less digits than its factorization.

99520324413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360275.

The product of its (nonzero) digits is 233280, while the sum is 42.

The spelling of 99520324413 in words is "ninety-nine billion, five hundred twenty million, three hundred twenty-four thousand, four hundred thirteen".