22856660457 has 8 divisors (see below), whose sum is σ = 30479984640. Its totient is φ = 15235554960.

The previous prime is 22856660447. The next prime is 22856660461. The reversal of 22856660457 is 75406665822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22856660457 - 2⁴ = 22856660441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22856660447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 530482 + ... + 571947.

It is an arithmetic number, because the mean of its divisors is an integer number (3809998080).

Almost surely, 2^22856660457 is an apocalyptic number.

It is an amenable number.

22856660457 is a deficient number, since it is larger than the sum of its proper divisors (7623324183).

22856660457 is a wasteful number, since it uses less digits than its factorization.

22856660457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109343.

The product of its (nonzero) digits is 4838400, while the sum is 51.

The spelling of 22856660457 in words is "twenty-two billion, eight hundred fifty-six million, six hundred sixty thousand, four hundred fifty-seven".