25986912226 has 8 divisors (see below), whose sum is σ = 42524038224. Its totient is φ = 11812232820.

The previous prime is 25986912143. The next prime is 25986912229. The reversal of 25986912226 is 62221968952.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (25986912229) 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, 590611620 + ... + 590611663.

It is an arithmetic number, because the mean of its divisors is an integer number (5315504778).

Almost surely, 2^25986912226 is an apocalyptic number.

25986912226 is a deficient number, since it is larger than the sum of its proper divisors (16537125998).

25986912226 is a wasteful number, since it uses less digits than its factorization.

25986912226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1181223296.

The product of its digits is 1866240, while the sum is 52.

The spelling of 25986912226 in words is "twenty-five billion, nine hundred eighty-six million, nine hundred twelve thousand, two hundred twenty-six".