2507577049 has 2 divisors, whose sum is σ = 2507577050. Its totient is φ = 2507577048.

The previous prime is 2507577031. The next prime is 2507577053. The reversal of 2507577049 is 9407757052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2486019600 + 21557449 = 49860^2 + 4643^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2507577049 is a prime.

It is not a weakly prime, because it can be changed into another prime (2507577019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1253788524 + 1253788525.

It is an arithmetic number, because the mean of its divisors is an integer number (1253788525).

Almost surely, 2^2507577049 is an apocalyptic number.

It is an amenable number.

2507577049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2507577049 is an equidigital number, since it uses as much as digits as its factorization.

2507577049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 617400, while the sum is 46.

The square root of 2507577049 is about 50075.7131651662. The cubic root of 2507577049 is about 1358.5785770732.

The spelling of 2507577049 in words is "two billion, five hundred seven million, five hundred seventy-seven thousand, forty-nine".