25985190059 has 4 divisors (see below), whose sum is σ = 25999814904. Its totient is φ = 25970565216.

The previous prime is 25985190053. The next prime is 25985190061. The reversal of 25985190059 is 95009158952.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25985190059 - 2¹⁶ = 25985124523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25985190053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7309757 + ... + 7313310.

It is an arithmetic number, because the mean of its divisors is an integer number (6499953726).

Almost surely, 2^25985190059 is an apocalyptic number.

25985190059 is a deficient number, since it is larger than the sum of its proper divisors (14624845).

25985190059 is a wasteful number, since it uses less digits than its factorization.

25985190059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14624844.

The product of its (nonzero) digits is 1458000, while the sum is 53.

The spelling of 25985190059 in words is "twenty-five billion, nine hundred eighty-five million, one hundred ninety thousand, fifty-nine".