103664075550815 has 16 divisors (see below), whose sum is σ = 135661652918400. Its totient is φ = 75582920904192.

The previous prime is 103664075550811. The next prime is 103664075550839. The reversal of 103664075550815 is 518055570466301.

It is not a de Polignac number, because 103664075550815 - 2² = 103664075550811 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103664075550811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10093867850 + ... + 10093878119.

It is an arithmetic number, because the mean of its divisors is an integer number (8478853307400).

Almost surely, 2^{103664075550815} is an apocalyptic number.

103664075550815 is a deficient number, since it is larger than the sum of its proper divisors (31997577367585).

103664075550815 is a wasteful number, since it uses less digits than its factorization.

103664075550815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20187746066.

The product of its (nonzero) digits is 15120000, while the sum is 56.

The spelling of 103664075550815 in words is "one hundred three trillion, six hundred sixty-four billion, seventy-five million, five hundred fifty thousand, eight hundred fifteen".