99409792619690 has 16 divisors (see below), whose sum is σ = 204500144817792. Its totient is φ = 34083357469584.

The previous prime is 99409792619639. The next prime is 99409792619759. The reversal of 99409792619690 is 9691629790499.

It is a super-2 number, since 2×99409792619690² (a number of 29 digits) contains 22 as substring.

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, 710069947214 + ... + 710069947353.

It is an arithmetic number, because the mean of its divisors is an integer number (12781259051112).

Almost surely, 2^{99409792619690} is an apocalyptic number.

99409792619690 is an abundant number, since it is smaller than the sum of its proper divisors (105090352198102).

99409792619690 is a wasteful number, since it uses less digits than its factorization.

99409792619690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420139894581.

The product of its (nonzero) digits is 1071385056, while the sum is 80.

The spelling of 99409792619690 in words is "ninety-nine trillion, four hundred nine billion, seven hundred ninety-two million, six hundred nineteen thousand, six hundred ninety".