22946291712 has 168 divisors, whose sum is σ = 68746213536. Its totient is φ = 7648100352.

The previous prime is 22946291701. The next prime is 22946291759. The reversal of 22946291712 is 21719264922.

22946291712 is a `hidden beast` number, since 2 + 2 + 9 + 4 + 629 + 1 + 7 + 12 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1984893 + ... + 1996419.

It is an arithmetic number, because the mean of its divisors is an integer number (409203652).

Almost surely, 2^22946291712 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 22946291712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34373106768).

22946291712 is an abundant number, since it is smaller than the sum of its proper divisors (45799921824).

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

22946291712 is an frugal number, since it uses more digits than its factorization.

22946291712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11568 (or 11532 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The spelling of 22946291712 in words is "twenty-two billion, nine hundred forty-six million, two hundred ninety-one thousand, seven hundred twelve".