7591874320057 has 2 divisors, whose sum is σ = 7591874320058. Its totient is φ = 7591874320056.

The previous prime is 7591874320049. The next prime is 7591874320067. The reversal of 7591874320057 is 7500234781957.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7584896056761 + 6978263296 = 2754069^2 + 83536^2 .

It is a cyclic number.

It is not a de Polignac number, because 7591874320057 - 2³ = 7591874320049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7591874319983 and 7591874320010.

It is not a weakly prime, because it can be changed into another prime (7591874320067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3795937160028 + 3795937160029.

It is an arithmetic number, because the mean of its divisors is an integer number (3795937160029).

Almost surely, 2^{7591874320057} is an apocalyptic number.

It is an amenable number.

7591874320057 is a deficient number, since it is larger than the sum of its proper divisors (1).

7591874320057 is an equidigital number, since it uses as much as digits as its factorization.

7591874320057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14817600, while the sum is 58.

The spelling of 7591874320057 in words is "seven trillion, five hundred ninety-one billion, eight hundred seventy-four million, three hundred twenty thousand, fifty-seven".