22827970836 has 216 divisors, whose sum is σ = 66422813184. Its totient is φ = 6597360000.

The previous prime is 22827970807. The next prime is 22827970901. The reversal of 22827970836 is 63807972822.

22827970836 is a `hidden beast` number, since 228 + 279 + 70 + 83 + 6 = 666.

It is a super-2 number, since 2×22827970836² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9586366 + ... + 9588746.

It is an arithmetic number, because the mean of its divisors is an integer number (307513024).

Almost surely, 2^22827970836 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22827970836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33211406592).

22827970836 is an abundant number, since it is smaller than the sum of its proper divisors (43594842348).

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

22827970836 is a wasteful number, since it uses less digits than its factorization.

22827970836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2515 (or 2499 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 22827970836 in words is "twenty-two billion, eight hundred twenty-seven million, nine hundred seventy thousand, eight hundred thirty-six".