25504668122 has 8 divisors (see below), whose sum is σ = 39920350176. Its totient is φ = 12197884732.

The previous prime is 25504668103. The next prime is 25504668151. The reversal of 25504668122 is 22186640552.

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

It is a self number, because there is not a number n which added to its sum of digits gives 25504668122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277224608 + ... + 277224699.

It is an arithmetic number, because the mean of its divisors is an integer number (4990043772).

Almost surely, 2^25504668122 is an apocalyptic number.

25504668122 is a deficient number, since it is larger than the sum of its proper divisors (14415682054).

25504668122 is a wasteful number, since it uses less digits than its factorization.

25504668122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 554449332.

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 25504668122 in words is "twenty-five billion, five hundred four million, six hundred sixty-eight thousand, one hundred twenty-two".