25105222150 has 24 divisors (see below), whose sum is σ = 46700028864. Its totient is φ = 10041160800.

The previous prime is 25105222147. The next prime is 25105222171. The reversal of 25105222150 is 5122250152.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 844540 + ... + 873760.

It is an arithmetic number, because the mean of its divisors is an integer number (1945834536).

Almost surely, 2^25105222150 is an apocalyptic number.

25105222150 is a deficient number, since it is larger than the sum of its proper divisors (21594806714).

25105222150 is a wasteful number, since it uses less digits than its factorization.

25105222150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46416 (or 46411 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

The spelling of 25105222150 in words is "twenty-five billion, one hundred five million, two hundred twenty-two thousand, one hundred fifty".