2625654451289 has 2 divisors, whose sum is σ = 2625654451290. Its totient is φ = 2625654451288.

The previous prime is 2625654451283. The next prime is 2625654451477. The reversal of 2625654451289 is 9821544565262.

2625654451289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1366579704064 + 1259074747225 = 1169008^2 + 1122085^2 .

It is a cyclic number.

It is not a de Polignac number, because 2625654451289 - 2¹² = 2625654447193 is a prime.

It is a super-2 number, since 2×2625654451289² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2625654451283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1312827225644 + 1312827225645.

It is an arithmetic number, because the mean of its divisors is an integer number (1312827225645).

Almost surely, 2^{2625654451289} is an apocalyptic number.

It is an amenable number.

2625654451289 is a deficient number, since it is larger than the sum of its proper divisors (1).

2625654451289 is an equidigital number, since it uses as much as digits as its factorization.

2625654451289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472000, while the sum is 59.

The spelling of 2625654451289 in words is "two trillion, six hundred twenty-five billion, six hundred fifty-four million, four hundred fifty-one thousand, two hundred eighty-nine".