99515018 has 8 divisors (see below), whose sum is σ = 149314980. Its totient is φ = 49743360.

The previous prime is 99514993. The next prime is 99515023. The reversal of 99515018 is 81051599.

It can be written as a sum of positive squares in 2 ways, for example, as 99460729 + 54289 = 9973^2 + 233^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon 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, 9248 + ... + 16868.

Almost surely, 2^99515018 is an apocalyptic number.

99515018 is a deficient number, since it is larger than the sum of its proper divisors (49799962).

99515018 is a wasteful number, since it uses less digits than its factorization.

99515018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14152.

The product of its (nonzero) digits is 16200, while the sum is 38.

The square root of 99515018 is about 9975.7214275460. The cubic root of 99515018 is about 463.4073046963.

The spelling of 99515018 in words is "ninety-nine million, five hundred fifteen thousand, eighteen".