2521077589 has 2 divisors, whose sum is σ = 2521077590. Its totient is φ = 2521077588.

The previous prime is 2521077571. The next prime is 2521077613. The reversal of 2521077589 is 9857701252.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2521044100 + 33489 = 50210^2 + 183^2 .

It is a cyclic number.

It is not a de Polignac number, because 2521077589 - 2¹⁵ = 2521044821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2521077539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260538794 + 1260538795.

It is an arithmetic number, because the mean of its divisors is an integer number (1260538795).

Almost surely, 2^2521077589 is an apocalyptic number.

It is an amenable number.

2521077589 is a deficient number, since it is larger than the sum of its proper divisors (1).

2521077589 is an equidigital number, since it uses as much as digits as its factorization.

2521077589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 352800, while the sum is 46.

The square root of 2521077589 is about 50210.3334882373. Note that the first 3 decimals coincide. The cubic root of 2521077589 is about 1361.0123641953.

The spelling of 2521077589 in words is "two billion, five hundred twenty-one million, seventy-seven thousand, five hundred eighty-nine".