98779158807 has 16 divisors (see below), whose sum is σ = 150577358592. Its totient is φ = 56423957760.

The previous prime is 98779158799. The next prime is 98779158827. The reversal of 98779158807 is 70885197789.

It is not a de Polignac number, because 98779158807 - 2³ = 98779158799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98779158827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 829369 + ... + 940962.

It is an arithmetic number, because the mean of its divisors is an integer number (9411084912).

Almost surely, 2^98779158807 is an apocalyptic number.

98779158807 is a deficient number, since it is larger than the sum of its proper divisors (51798199785).

98779158807 is a wasteful number, since it uses less digits than its factorization.

98779158807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1772998.

The product of its (nonzero) digits is 71124480, while the sum is 69.

The spelling of 98779158807 in words is "ninety-eight billion, seven hundred seventy-nine million, one hundred fifty-eight thousand, eight hundred seven".