115514666501 has 8 divisors (see below), whose sum is σ = 124623757944. Its totient is φ = 106437481920.

The previous prime is 115514666497. The next prime is 115514666507. The reversal of 115514666501 is 105666415511.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10247512900 + 105267153601 = 101230^2 + 324449^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 115514666501 - 2² = 115514666497 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 (115514666507) 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, 7969190 + ... + 7983671.

It is an arithmetic number, because the mean of its divisors is an integer number (15577969743).

Almost surely, 2^115514666501 is an apocalyptic number.

It is an amenable number.

115514666501 is a deficient number, since it is larger than the sum of its proper divisors (9109091443).

115514666501 is a wasteful number, since it uses less digits than its factorization.

115514666501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15953431.

The product of its (nonzero) digits is 108000, while the sum is 41.

The spelling of 115514666501 in words is "one hundred fifteen billion, five hundred fourteen million, six hundred sixty-six thousand, five hundred one".