115727098742 has 4 divisors (see below), whose sum is σ = 173590648116. Its totient is φ = 57863549370.

The previous prime is 115727098741. The next prime is 115727098769. The reversal of 115727098742 is 247890727511.

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

It is a super-2 number, since 2×115727098742² (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 (115727098741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28931774684 + ... + 28931774687.

It is an arithmetic number, because the mean of its divisors is an integer number (43397662029).

Almost surely, 2^115727098742 is an apocalyptic number.

115727098742 is a deficient number, since it is larger than the sum of its proper divisors (57863549374).

115727098742 is an equidigital number, since it uses as much as digits as its factorization.

115727098742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57863549373.

The product of its (nonzero) digits is 1975680, while the sum is 53.

The spelling of 115727098742 in words is "one hundred fifteen billion, seven hundred twenty-seven million, ninety-eight thousand, seven hundred forty-two".