22627207421 has 24 divisors (see below), whose sum is σ = 29112397440. Its totient is φ = 17124424416.

The previous prime is 22627207409. The next prime is 22627207429. The reversal of 22627207421 is 12470272622.

It is not a de Polignac number, because 22627207421 - 2⁶ = 22627207357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22627207429) 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, 186881 + ... + 283158.

It is an arithmetic number, because the mean of its divisors is an integer number (1213016560).

Almost surely, 2^22627207421 is an apocalyptic number.

It is an amenable number.

22627207421 is a deficient number, since it is larger than the sum of its proper divisors (6485190019).

22627207421 is a wasteful number, since it uses less digits than its factorization.

22627207421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470105 (or 470082 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 35.

The spelling of 22627207421 in words is "twenty-two billion, six hundred twenty-seven million, two hundred seven thousand, four hundred twenty-one".