7150865715945 has 48 divisors (see below), whose sum is σ = 14166101514240. Its totient is φ = 3268834019712.

The previous prime is 7150865715887. The next prime is 7150865715947. The reversal of 7150865715945 is 5495175680517.

It is a happy number.

7150865715945 is a `hidden beast` number, since 7 + 1 + 5 + 0 + 8 + 6 + 571 + 59 + 4 + 5 = 666.

It is not a de Polignac number, because 7150865715945 - 2²⁴ = 7150848938729 is a prime.

It is a super-2 number, since 2×7150865715945² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (7150865715947) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7499896 + ... + 8399414.

It is an arithmetic number, because the mean of its divisors is an integer number (295127114880).

Almost surely, 2^{7150865715945} is an apocalyptic number.

It is an amenable number.

7150865715945 is a deficient number, since it is larger than the sum of its proper divisors (7015235798295).

7150865715945 is a wasteful number, since it uses less digits than its factorization.

7150865715945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924774 (or 924771 counting only the distinct ones).

The product of its (nonzero) digits is 52920000, while the sum is 63.

The spelling of 7150865715945 in words is "seven trillion, one hundred fifty billion, eight hundred sixty-five million, seven hundred fifteen thousand, nine hundred forty-five".