98538136774 has 16 divisors (see below), whose sum is σ = 184279113216. Its totient is φ = 38391481800.

The previous prime is 98538136771. The next prime is 98538136789. The reversal of 98538136774 is 47763183589.

It is a super-2 number, since 2×98538136774² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98538136771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319928862 + ... + 319929169.

It is an arithmetic number, because the mean of its divisors is an integer number (11517444576).

Almost surely, 2^98538136774 is an apocalyptic number.

98538136774 is a deficient number, since it is larger than the sum of its proper divisors (85740976442).

98538136774 is a wasteful number, since it uses less digits than its factorization.

98538136774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639858051.

The product of its digits is 30481920, while the sum is 61.

The spelling of 98538136774 in words is "ninety-eight billion, five hundred thirty-eight million, one hundred thirty-six thousand, seven hundred seventy-four".