22770657144 has 48 divisors (see below), whose sum is σ = 63954628920. Its totient is φ = 7590218400.

The previous prime is 22770657113. The next prime is 22770657163. The reversal of 22770657144 is 44175607722.

22770657144 is a `hidden beast` number, since 2 + 2 + 7 + 70 + 6 + 571 + 4 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 22770657144.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5854707 + ... + 5858594.

Almost surely, 2^22770657144 is an apocalyptic number.

22770657144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22770657144 is an abundant number, since it is smaller than the sum of its proper divisors (41183971776).

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

22770657144 is a wasteful number, since it uses less digits than its factorization.

22770657144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11713322 (or 11713306 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 45.

The spelling of 22770657144 in words is "twenty-two billion, seven hundred seventy million, six hundred fifty-seven thousand, one hundred forty-four".