25512207023419 has 2 divisors, whose sum is σ = 25512207023420. Its totient is φ = 25512207023418.

The previous prime is 25512207023393. The next prime is 25512207023423. The reversal of 25512207023419 is 91432070221552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25512207023419 - 2²¹ = 25512204926267 is a prime.

It is a super-2 number, since 2×25512207023419² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25512207123419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12756103511709 + 12756103511710.

It is an arithmetic number, because the mean of its divisors is an integer number (12756103511710).

Almost surely, 2^{25512207023419} is an apocalyptic number.

25512207023419 is a deficient number, since it is larger than the sum of its proper divisors (1).

25512207023419 is an equidigital number, since it uses as much as digits as its factorization.

25512207023419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 25512207023419 in words is "twenty-five trillion, five hundred twelve billion, two hundred seven million, twenty-three thousand, four hundred nineteen".