99915450352 has 20 divisors (see below), whose sum is σ = 193612904856. Its totient is φ = 49950829760.

The previous prime is 99915450329. The next prime is 99915450367. The reversal of 99915450352 is 25305451999.

It is a self number, because there is not a number n which added to its sum of digits gives 99915450352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310399 + ... + 544222.

Almost surely, 2^99915450352 is an apocalyptic number.

It is an amenable number.

99915450352 is a deficient number, since it is larger than the sum of its proper divisors (93697454504).

99915450352 is a wasteful number, since it uses less digits than its factorization.

99915450352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861936 (or 861930 counting only the distinct ones).

The product of its (nonzero) digits is 2187000, while the sum is 52.

The spelling of 99915450352 in words is "ninety-nine billion, nine hundred fifteen million, four hundred fifty thousand, three hundred fifty-two".