99001525027769 has 144 divisors (see below), whose sum is σ = 129928656165120. Its totient is φ = 75138969185280.

The previous prime is 99001525027729. The next prime is 99001525027793. The reversal of 99001525027769 is 96772052510099.

It is not a de Polignac number, because 99001525027769 - 2³⁶ = 98932805551033 is a prime.

It is a super-2 number, since 2×99001525027769² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99001525027729) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3199671839 + ... + 3199702779.

It is an arithmetic number, because the mean of its divisors is an integer number (902282334480).

Almost surely, 2^{99001525027769} is an apocalyptic number.

It is an amenable number.

99001525027769 is a deficient number, since it is larger than the sum of its proper divisors (30927131137351).

99001525027769 is a wasteful number, since it uses less digits than its factorization.

99001525027769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31200 (or 31180 counting only the distinct ones).

The product of its (nonzero) digits is 21432600, while the sum is 62.

The spelling of 99001525027769 in words is "ninety-nine trillion, one billion, five hundred twenty-five million, twenty-seven thousand, seven hundred sixty-nine".