99042007390 has 16 divisors (see below), whose sum is σ = 178483651632. Its totient is φ = 39570572224.

The previous prime is 99042007387. The next prime is 99042007433. The reversal of 99042007390 is 9370024099.

It is a super-2 number, since 2×99042007390² (a number of 23 digits) contains 22 as substring.

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, 5769844 + ... + 5786983.

It is an arithmetic number, because the mean of its divisors is an integer number (11155228227).

Almost surely, 2^99042007390 is an apocalyptic number.

99042007390 is a deficient number, since it is larger than the sum of its proper divisors (79441644242).

99042007390 is a wasteful number, since it uses less digits than its factorization.

99042007390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11557691.

The product of its (nonzero) digits is 122472, while the sum is 43.

The spelling of 99042007390 in words is "ninety-nine billion, forty-two million, seven thousand, three hundred ninety".