99007865242 has 32 divisors (see below), whose sum is σ = 178532988480. Its totient is φ = 40575669120.

The previous prime is 99007865197. The next prime is 99007865387. The reversal of 99007865242 is 24256870099.

It is a self number, because there is not a number n which added to its sum of digits gives 99007865242.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4013067 + ... + 4037662.

It is an arithmetic number, because the mean of its divisors is an integer number (5579155890).

Almost surely, 2^99007865242 is an apocalyptic number.

99007865242 is a deficient number, since it is larger than the sum of its proper divisors (79525123238).

99007865242 is a wasteful number, since it uses less digits than its factorization.

99007865242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8050798.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 99007865242 in words is "ninety-nine billion, seven million, eight hundred sixty-five thousand, two hundred forty-two".