99522140509 has 12 divisors (see below), whose sum is σ = 109492886272. Its totient is φ = 90391320360.

The previous prime is 99522140507. The next prime is 99522140513. The reversal of 99522140509 is 90504122599.

It is not a de Polignac number, because 99522140509 - 2¹ = 99522140507 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99522140507) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 246807 + ... + 509860.

Almost surely, 2^99522140509 is an apocalyptic number.

It is an amenable number.

99522140509 is a deficient number, since it is larger than the sum of its proper divisors (9970745763).

99522140509 is a wasteful number, since it uses less digits than its factorization.

99522140509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757776 (or 757765 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 46.

The spelling of 99522140509 in words is "ninety-nine billion, five hundred twenty-two million, one hundred forty thousand, five hundred nine".