22773175640 has 16 divisors (see below), whose sum is σ = 51239645280. Its totient is φ = 9109270240.

The previous prime is 22773175613. The next prime is 22773175643. The reversal of 22773175640 is 4657137722.

It is a junction number, because it is equal to n+sod(n) for n = 22773175591 and 22773175600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22773175643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284664656 + ... + 284664735.

It is an arithmetic number, because the mean of its divisors is an integer number (3202477830).

Almost surely, 2^22773175640 is an apocalyptic number.

22773175640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22773175640 is an abundant number, since it is smaller than the sum of its proper divisors (28466469640).

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

22773175640 is a wasteful number, since it uses less digits than its factorization.

22773175640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 569329402 (or 569329398 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 44.

The spelling of 22773175640 in words is "twenty-two billion, seven hundred seventy-three million, one hundred seventy-five thousand, six hundred forty".