22151427345 has 16 divisors (see below), whose sum is σ = 39380315520. Its totient is φ = 11814094512.

The previous prime is 22151427341. The next prime is 22151427359. The reversal of 22151427345 is 54372415122.

22151427345 is a `hidden beast` number, since 221 + 5 + 1 + 427 + 3 + 4 + 5 = 666.

It is not a de Polignac number, because 22151427345 - 2² = 22151427341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22151427341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82042189 + ... + 82042458.

It is an arithmetic number, because the mean of its divisors is an integer number (2461269720).

Almost surely, 2^22151427345 is an apocalyptic number.

It is an amenable number.

22151427345 is a deficient number, since it is larger than the sum of its proper divisors (17228888175).

22151427345 is a wasteful number, since it uses less digits than its factorization.

22151427345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164084661 (or 164084655 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The spelling of 22151427345 in words is "twenty-two billion, one hundred fifty-one million, four hundred twenty-seven thousand, three hundred forty-five".