99690155135 has 8 divisors (see below), whose sum is σ = 120254512896. Its totient is φ = 79334572960.

The previous prime is 99690155053. The next prime is 99690155171. The reversal of 99690155135 is 53155109699.

It is a happy number.

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

It is not a de Polignac number, because 99690155135 - 2²⁸ = 99421719679 is a prime.

It is a Duffinian number.

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, 52192844 + ... + 52194753.

It is an arithmetic number, because the mean of its divisors is an integer number (15031814112).

Almost surely, 2^99690155135 is an apocalyptic number.

99690155135 is a deficient number, since it is larger than the sum of its proper divisors (20564357761).

99690155135 is a wasteful number, since it uses less digits than its factorization.

99690155135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104387793.

The product of its (nonzero) digits is 1640250, while the sum is 53.

The spelling of 99690155135 in words is "ninety-nine billion, six hundred ninety million, one hundred fifty-five thousand, one hundred thirty-five".