22226156025 has 24 divisors (see below), whose sum is σ = 37932643584. Its totient is φ = 11471563200.

The previous prime is 22226155981. The next prime is 22226156027. The reversal of 22226156025 is 52065162222.

It is not a de Polignac number, because 22226156025 - 2⁸ = 22226155769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22226156027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4777494 + ... + 4782143.

It is an arithmetic number, because the mean of its divisors is an integer number (1580526816).

Almost surely, 2^22226156025 is an apocalyptic number.

22226156025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22226156025 is a deficient number, since it is larger than the sum of its proper divisors (15706487559).

22226156025 is a wasteful number, since it uses less digits than its factorization.

22226156025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9559681 (or 9559676 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 22226156025 in words is "twenty-two billion, two hundred twenty-six million, one hundred fifty-six thousand, twenty-five".