22736928258 has 126 divisors (see below), whose sum is σ = 56362904787. Its totient is φ = 6870786120.

The previous prime is 22736928241. The next prime is 22736928259. The reversal of 22736928258 is 85282963722.

22736928258 is a `hidden beast` number, since 2 + 2 + 7 + 369 + 28 + 258 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11368464129 + 11368464129 = 106623^2 + 106623^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=106623.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (22736928259) by changing a digit.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 63333883 + ... + 63334241.

Almost surely, 2^22736928258 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22736928258

22736928258 is an abundant number, since it is smaller than the sum of its proper divisors (33625976529).

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

22736928258 is an frugal number, since it uses more digits than its factorization.

22736928258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760 (or 375 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 54.

The spelling of 22736928258 in words is "twenty-two billion, seven hundred thirty-six million, nine hundred twenty-eight thousand, two hundred fifty-eight".