25480050019 has 2 divisors, whose sum is σ = 25480050020. Its totient is φ = 25480050018.

The previous prime is 25480049971. The next prime is 25480050031. The reversal of 25480050019 is 91005008452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25480050019 - 2²⁵ = 25446495587 is a prime.

It is a super-2 number, since 2×25480050019² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25480050059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12740025009 + 12740025010.

It is an arithmetic number, because the mean of its divisors is an integer number (12740025010).

Almost surely, 2^25480050019 is an apocalyptic number.

25480050019 is a deficient number, since it is larger than the sum of its proper divisors (1).

25480050019 is an equidigital number, since it uses as much as digits as its factorization.

25480050019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 34.

The spelling of 25480050019 in words is "twenty-five billion, four hundred eighty million, fifty thousand, nineteen".