22546908045 has 12 divisors (see below), whose sum is σ = 39081307356. Its totient is φ = 12025017600.

The previous prime is 22546908037. The next prime is 22546908077. The reversal of 22546908045 is 54080964522.

22546908045 is a `hidden beast` number, since 22 + 546 + 9 + 0 + 80 + 4 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7809433641 + 14737474404 = 88371^2 + 121398^2 .

It is not a de Polignac number, because 22546908045 - 2³ = 22546908037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 501042401 = 22546908045 / (2 + 2 + 5 + 4 + 6 + 9 + 0 + 8 + 0 + 4 + 5).

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, 250521156 + ... + 250521245.

It is an arithmetic number, because the mean of its divisors is an integer number (3256775613).

Almost surely, 2^22546908045 is an apocalyptic number.

It is an amenable number.

22546908045 is a deficient number, since it is larger than the sum of its proper divisors (16534399311).

22546908045 is a wasteful number, since it uses less digits than its factorization.

22546908045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501042412 (or 501042409 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 22546908045 in words is "twenty-two billion, five hundred forty-six million, nine hundred eight thousand, forty-five".