99740520552 has 32 divisors (see below), whose sum is σ = 249668186400. Its totient is φ = 33204588864.

The previous prime is 99740520499. The next prime is 99740520563. The reversal of 99740520552 is 25502504799.

It is a happy number.

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, 2621427 + ... + 2659202.

It is an arithmetic number, because the mean of its divisors is an integer number (7802130825).

Almost surely, 2^99740520552 is an apocalyptic number.

It is an amenable number.

99740520552 is an abundant number, since it is smaller than the sum of its proper divisors (149927665848).

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

99740520552 is a wasteful number, since it uses less digits than its factorization.

99740520552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5281425 (or 5281421 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 48.

The spelling of 99740520552 in words is "ninety-nine billion, seven hundred forty million, five hundred twenty thousand, five hundred fifty-two".