22772274744 has 128 divisors (see below), whose sum is σ = 60976281600. Its totient is φ = 7066039680.

The previous prime is 22772274739. The next prime is 22772274751. The reversal of 22772274744 is 44747227722.

It is a super-3 number, since 3×22772274744³ (a number of 32 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22772274693 and 22772274702.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11233459 + ... + 11235485.

It is an arithmetic number, because the mean of its divisors is an integer number (476377200).

Almost surely, 2^22772274744 is an apocalyptic number.

22772274744 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22772274744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30488140800).

22772274744 is an abundant number, since it is smaller than the sum of its proper divisors (38204006856).

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

22772274744 is a wasteful number, since it uses less digits than its factorization.

22772274744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2473 (or 2469 counting only the distinct ones).

The product of its digits is 2458624, while the sum is 48.

The spelling of 22772274744 in words is "twenty-two billion, seven hundred seventy-two million, two hundred seventy-four thousand, seven hundred forty-four".