2510657234021 has 2 divisors, whose sum is σ = 2510657234022. Its totient is φ = 2510657234020.

The previous prime is 2510657234017. The next prime is 2510657234069. The reversal of 2510657234021 is 1204327560152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1379476089121 + 1131181144900 = 1174511^2 + 1063570^2 .

It is a cyclic number.

It is not a de Polignac number, because 2510657234021 - 2² = 2510657234017 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2510657234221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1255328617010 + 1255328617011.

It is an arithmetic number, because the mean of its divisors is an integer number (1255328617011).

Almost surely, 2^{2510657234021} is an apocalyptic number.

It is an amenable number.

2510657234021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2510657234021 is an equidigital number, since it uses as much as digits as its factorization.

2510657234021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 38.

The spelling of 2510657234021 in words is "two trillion, five hundred ten billion, six hundred fifty-seven million, two hundred thirty-four thousand, twenty-one".