9899054015 has 16 divisors (see below), whose sum is σ = 12590922528. Its totient is φ = 7445523456.

The previous prime is 9899053987. The next prime is 9899054023. The reversal of 9899054015 is 5104509989.

It is not a de Polignac number, because 9899054015 - 2²⁴ = 9882276799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19904 + ... + 142106.

It is an arithmetic number, because the mean of its divisors is an integer number (786932658).

Almost surely, 2^9899054015 is an apocalyptic number.

9899054015 is a deficient number, since it is larger than the sum of its proper divisors (2691868513).

9899054015 is a wasteful number, since it uses less digits than its factorization.

9899054015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123178.

The product of its (nonzero) digits is 583200, while the sum is 50.

The square root of 9899054015 is about 99493.9898436081. The cubic root of 9899054015 is about 2147.1607746995.

The spelling of 9899054015 in words is "nine billion, eight hundred ninety-nine million, fifty-four thousand, fifteen".