2672495257 has 2 divisors, whose sum is σ = 2672495258. Its totient is φ = 2672495256.

The previous prime is 2672495201. The next prime is 2672495297. The reversal of 2672495257 is 7525942762.

It is a happy number.

2672495257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2229350656 + 443144601 = 47216^2 + 21051^2 .

It is a cyclic number.

It is not a de Polignac number, because 2672495257 - 2¹¹ = 2672493209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2672495257.

It is not a weakly prime, because it can be changed into another prime (2672495297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1336247628 + 1336247629.

It is an arithmetic number, because the mean of its divisors is an integer number (1336247629).

Almost surely, 2^2672495257 is an apocalyptic number.

It is an amenable number.

2672495257 is a deficient number, since it is larger than the sum of its proper divisors (1).

2672495257 is an equidigital number, since it uses as much as digits as its factorization.

2672495257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2116800, while the sum is 49.

The square root of 2672495257 is about 51696.1822284780. The cubic root of 2672495257 is about 1387.7321431994.

The spelling of 2672495257 in words is "two billion, six hundred seventy-two million, four hundred ninety-five thousand, two hundred fifty-seven".