98732725097 has 4 divisors (see below), whose sum is σ = 98733372036. Its totient is φ = 98732078160.

The previous prime is 98732725093. The next prime is 98732725139. The reversal of 98732725097 is 79052723789.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 93308255296 + 5424469801 = 305464^2 + 73651^2 .

It is a cyclic number.

It is not a de Polignac number, because 98732725097 - 2² = 98732725093 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98732725093) 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, 46523 + ... + 446799.

It is an arithmetic number, because the mean of its divisors is an integer number (24683343009).

Almost surely, 2^98732725097 is an apocalyptic number.

It is an amenable number.

98732725097 is a deficient number, since it is larger than the sum of its proper divisors (646939).

98732725097 is a wasteful number, since it uses less digits than its factorization.

98732725097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646938.

The product of its (nonzero) digits is 13335840, while the sum is 59.

The spelling of 98732725097 in words is "ninety-eight billion, seven hundred thirty-two million, seven hundred twenty-five thousand, ninety-seven".