2025449925979 has 2 divisors, whose sum is σ = 2025449925980. Its totient is φ = 2025449925978.

The previous prime is 2025449925859. The next prime is 2025449926021. The reversal of 2025449925979 is 9795299445202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2025449925979 - 2⁹ = 2025449925467 is a prime.

It is not a weakly prime, because it can be changed into another prime (2025449925379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1012724962989 + 1012724962990.

It is an arithmetic number, because the mean of its divisors is an integer number (1012724962990).

Almost surely, 2^{2025449925979} is an apocalyptic number.

2025449925979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2025449925979 is an equidigital number, since it uses as much as digits as its factorization.

2025449925979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 146966400, while the sum is 67.

The spelling of 2025449925979 in words is "two trillion, twenty-five billion, four hundred forty-nine million, nine hundred twenty-five thousand, nine hundred seventy-nine".