5172156111075 has 12 divisors (see below), whose sum is σ = 8551298103768. Its totient is φ = 2758483259200.

The previous prime is 5172156111043. The next prime is 5172156111107. The reversal of 5172156111075 is 5701116512715.

It is an interprime number because it is at equal distance from previous prime (5172156111043) and next prime (5172156111107).

It is not a de Polignac number, because 5172156111075 - 2⁵ = 5172156111043 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34481040666 + ... + 34481040815.

It is an arithmetic number, because the mean of its divisors is an integer number (712608175314).

Almost surely, 2^{5172156111075} is an apocalyptic number.

5172156111075 is a deficient number, since it is larger than the sum of its proper divisors (3379141992693).

5172156111075 is a wasteful number, since it uses less digits than its factorization.

5172156111075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68962081494 (or 68962081489 counting only the distinct ones).

The product of its (nonzero) digits is 73500, while the sum is 42.

The spelling of 5172156111075 in words is "five trillion, one hundred seventy-two billion, one hundred fifty-six million, one hundred eleven thousand, seventy-five".