99518291240536 has 64 divisors (see below), whose sum is σ = 217882362931200. Its totient is φ = 41729403101568.

The previous prime is 99518291240521. The next prime is 99518291240647. The reversal of 99518291240536 is 63504219281599.

99518291240536 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×99518291240536³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45634240 + ... + 47765263.

It is an arithmetic number, because the mean of its divisors is an integer number (3404411920800).

Almost surely, 2^{99518291240536} is an apocalyptic number.

It is an amenable number.

99518291240536 is an abundant number, since it is smaller than the sum of its proper divisors (118364071690664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99518291240536 is a wasteful number, since it uses less digits than its factorization.

99518291240536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93399928 (or 93399924 counting only the distinct ones).

The product of its (nonzero) digits is 41990400, while the sum is 64.

The spelling of 99518291240536 in words is "ninety-nine trillion, five hundred eighteen billion, two hundred ninety-one million, two hundred forty thousand, five hundred thirty-six".