75445516004115 has 16 divisors (see below), whose sum is σ = 120713738042016. Its totient is φ = 40237304390400.

The previous prime is 75445516004113. The next prime is 75445516004123. The reversal of 75445516004115 is 51140061554457.

It is a happy number.

It is not a de Polignac number, because 75445516004115 - 2¹ = 75445516004113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75445516004113) 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, 16951276 + ... + 20934105.

It is an arithmetic number, because the mean of its divisors is an integer number (7544608627626).

Almost surely, 2^{75445516004115} is an apocalyptic number.

75445516004115 is a deficient number, since it is larger than the sum of its proper divisors (45268222037901).

75445516004115 is a wasteful number, since it uses less digits than its factorization.

75445516004115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38018150.

The product of its (nonzero) digits is 1680000, while the sum is 48.

The spelling of 75445516004115 in words is "seventy-five trillion, four hundred forty-five billion, five hundred sixteen million, four thousand, one hundred fifteen".