15117447117601 has 8 divisors (see below), whose sum is σ = 16006773675744. Its totient is φ = 14228127777600.

The previous prime is 15117447117587. The next prime is 15117447117631. The reversal of 15117447117601 is 10671174471151.

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

It is not a de Polignac number, because 15117447117601 - 2⁴³ = 6321354095393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15117447117631) 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, 2850526 + ... + 6193576.

It is an arithmetic number, because the mean of its divisors is an integer number (2000846709468).

Almost surely, 2^{15117447117601} is an apocalyptic number.

It is an amenable number.

15117447117601 is a deficient number, since it is larger than the sum of its proper divisors (889326558143).

15117447117601 is a wasteful number, since it uses less digits than its factorization.

15117447117601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3609071.

The product of its (nonzero) digits is 164640, while the sum is 46.

The spelling of 15117447117601 in words is "fifteen trillion, one hundred seventeen billion, four hundred forty-seven million, one hundred seventeen thousand, six hundred one".