2572550191493 has 2 divisors, whose sum is σ = 2572550191494. Its totient is φ = 2572550191492.

The previous prime is 2572550191447. The next prime is 2572550191513. The reversal of 2572550191493 is 3941910552752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1555151161249 + 1017399030244 = 1247057^2 + 1008662^2 .

It is a cyclic number.

It is not a de Polignac number, because 2572550191493 - 2²⁶ = 2572483082629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2572550191193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286275095746 + 1286275095747.

It is an arithmetic number, because the mean of its divisors is an integer number (1286275095747).

Almost surely, 2^{2572550191493} is an apocalyptic number.

It is an amenable number.

2572550191493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2572550191493 is an equidigital number, since it uses as much as digits as its factorization.

2572550191493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402000, while the sum is 53.

The spelling of 2572550191493 in words is "two trillion, five hundred seventy-two billion, five hundred fifty million, one hundred ninety-one thousand, four hundred ninety-three".