22856947439235 has 256 divisors, whose sum is σ = 49745657364480. Its totient is φ = 8680417320960.

The previous prime is 22856947439231. The next prime is 22856947439317. The reversal of 22856947439235 is 53293474965822.

It is a Cunningham number, because it is equal to 4780894²-1.

It is not a de Polignac number, because 22856947439235 - 2² = 22856947439231 is a prime.

It is a Smith number, since the sum of its digits (69) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a self number, because there is not a number n which added to its sum of digits gives 22856947439235.

It is not an unprimeable number, because it can be changed into a prime (22856947439231) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 3169729780 + ... + 3169736990.

It is an arithmetic number, because the mean of its divisors is an integer number (194318974080).

Almost surely, 2^{22856947439235} is an apocalyptic number.

22856947439235 is an abundant number, since it is smaller than the sum of its proper divisors (26888709925245).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22856947439235 is a wasteful number, since it uses less digits than its factorization.

22856947439235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13218.

The product of its digits is 783820800, while the sum is 69.

The spelling of 22856947439235 in words is "twenty-two trillion, eight hundred fifty-six billion, nine hundred forty-seven million, four hundred thirty-nine thousand, two hundred thirty-five".