7520740275213 has 20 divisors (see below), whose sum is σ = 12256021190688. Its totient is φ = 4558024408680.

The previous prime is 7520740275179. The next prime is 7520740275221. The reversal of 7520740275213 is 3125720470257.

7520740275213 is a `hidden beast` number, since 7 + 5 + 20 + 7 + 402 + 7 + 5 + 213 = 666.

It is not a de Polignac number, because 7520740275213 - 2¹² = 7520740271117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7520740275313) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4220392081 + ... + 4220393862.

Almost surely, 2^{7520740275213} is an apocalyptic number.

It is an amenable number.

7520740275213 is a deficient number, since it is larger than the sum of its proper divisors (4735280915475).

7520740275213 is a wasteful number, since it uses less digits than its factorization.

7520740275213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8440785966 (or 8440785957 counting only the distinct ones).

The product of its (nonzero) digits is 823200, while the sum is 45.

The spelling of 7520740275213 in words is "seven trillion, five hundred twenty billion, seven hundred forty million, two hundred seventy-five thousand, two hundred thirteen".