99592629889 has 9 divisors (see below), whose sum is σ = 104118598339. Its totient is φ = 95255572720.

The previous prime is 99592629841. The next prime is 99592629971. The reversal of 99592629889 is 98892629599.

The square root of 99592629889 is 315583.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 20856269889 + 78736360000 = 144417^2 + 280600^2 .

It is not a de Polignac number, because 99592629889 - 2⁷ = 99592629761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99592620889) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7251549 + ... + 7265269.

Almost surely, 2^99592629889 is an apocalyptic number.

99592629889 is the 315583-rd square number.

99592629889 is the 157792-nd centered octagonal number.

It is an amenable number.

99592629889 is a deficient number, since it is larger than the sum of its proper divisors (4525968450).

99592629889 is an frugal number, since it uses more digits than its factorization.

99592629889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27488 (or 13744 counting only the distinct ones).

The product of its digits is 453496320, while the sum is 76.

The spelling of 99592629889 in words is "ninety-nine billion, five hundred ninety-two million, six hundred twenty-nine thousand, eight hundred eighty-nine".