7257161126373 has 16 divisors (see below), whose sum is σ = 9685826545536. Its totient is φ = 4833302860800.

The previous prime is 7257161126311. The next prime is 7257161126381. The reversal of 7257161126373 is 3736211617527.

It is not a de Polignac number, because 7257161126373 - 2²¹ = 7257159029221 is a prime.

It is a super-2 number, since 2×7257161126373² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7257161926373) 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, 22731336 + ... + 23048382.

It is an arithmetic number, because the mean of its divisors is an integer number (605364159096).

Almost surely, 2^{7257161126373} is an apocalyptic number.

It is an amenable number.

7257161126373 is a deficient number, since it is larger than the sum of its proper divisors (2428665419163).

7257161126373 is a wasteful number, since it uses less digits than its factorization.

7257161126373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324604.

The product of its digits is 2222640, while the sum is 51.

The spelling of 7257161126373 in words is "seven trillion, two hundred fifty-seven billion, one hundred sixty-one million, one hundred twenty-six thousand, three hundred seventy-three".