115498022501 has 8 divisors (see below), whose sum is σ = 115752872664. Its totient is φ = 115243430400.

The previous prime is 115498022467. The next prime is 115498022509. The reversal of 115498022501 is 105220894511.

It is a Cunningham number, because it is equal to 339850²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 94941631876 + 20556390625 = 308126^2 + 143375^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115498022501 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 (115498022509) 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, 845681 + ... + 972713.

It is an arithmetic number, because the mean of its divisors is an integer number (14469109083).

Almost surely, 2^115498022501 is an apocalyptic number.

It is an amenable number.

115498022501 is a deficient number, since it is larger than the sum of its proper divisors (254850163).

115498022501 is a wasteful number, since it uses less digits than its factorization.

115498022501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129031.

The product of its (nonzero) digits is 28800, while the sum is 38.

The spelling of 115498022501 in words is "one hundred fifteen billion, four hundred ninety-eight million, twenty-two thousand, five hundred one".