99498894151 has 4 divisors (see below), whose sum is σ = 99770008672. Its totient is φ = 99227779632.

The previous prime is 99498894113. The next prime is 99498894169. The reversal of 99498894151 is 15149889499.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99498894151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99498894181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135556710 + ... + 135557443.

It is an arithmetic number, because the mean of its divisors is an integer number (24942502168).

Almost surely, 2^99498894151 is an apocalyptic number.

99498894151 is a deficient number, since it is larger than the sum of its proper divisors (271114521).

99498894151 is a wasteful number, since it uses less digits than its factorization.

99498894151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271114520.

The product of its digits is 33592320, while the sum is 67.

The spelling of 99498894151 in words is "ninety-nine billion, four hundred ninety-eight million, eight hundred ninety-four thousand, one hundred fifty-one".