22890860541 has 12 divisors (see below), whose sum is σ = 33405449532. Its totient is φ = 15103247616.

The previous prime is 22890860521. The next prime is 22890860557. The reversal of 22890860541 is 14506809822.

22890860541 is a `hidden beast` number, since 2 + 28 + 9 + 0 + 86 + 0 + 541 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 18017424441 + 4873436100 = 134229^2 + 69810^2 .

It is not a de Polignac number, because 22890860541 - 2¹¹ = 22890858493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22890860521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13109586 + ... + 13111331.

It is an arithmetic number, because the mean of its divisors is an integer number (2783787461).

Almost surely, 2^22890860541 is an apocalyptic number.

It is an amenable number.

22890860541 is a deficient number, since it is larger than the sum of its proper divisors (10514588991).

22890860541 is a wasteful number, since it uses less digits than its factorization.

22890860541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26221020 (or 26221017 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 22890860541 in words is "twenty-two billion, eight hundred ninety million, eight hundred sixty thousand, five hundred forty-one".