2504151649 has 2 divisors, whose sum is σ = 2504151650. Its totient is φ = 2504151648.

The previous prime is 2504151619. The next prime is 2504151667. The reversal of 2504151649 is 9461514052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2503201024 + 950625 = 50032^2 + 975^2 .

It is a cyclic number.

It is not a de Polignac number, because 2504151649 - 2⁷ = 2504151521 is a prime.

It is not a weakly prime, because it can be changed into another prime (2504151619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252075824 + 1252075825.

It is an arithmetic number, because the mean of its divisors is an integer number (1252075825).

Almost surely, 2^2504151649 is an apocalyptic number.

It is an amenable number.

2504151649 is a deficient number, since it is larger than the sum of its proper divisors (1).

2504151649 is an equidigital number, since it uses as much as digits as its factorization.

2504151649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 2504151649 is about 50041.4992681075. The cubic root of 2504151649 is about 1357.9596800821.

The spelling of 2504151649 in words is "two billion, five hundred four million, one hundred fifty-one thousand, six hundred forty-nine".