22057457117240 has 64 divisors (see below), whose sum is σ = 51423575868000. Its totient is φ = 8504979678720.

The previous prime is 22057457117239. The next prime is 22057457117389. The reversal of 22057457117240 is 4271175475022.

It is a super-2 number, since 2×22057457117240² (a number of 27 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 15 ways as a sum of consecutive naturals, for example, 14641451 + ... + 16077530.

Almost surely, 2^{22057457117240} is an apocalyptic number.

22057457117240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22057457117240 is an abundant number, since it is smaller than the sum of its proper divisors (29366118750760).

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

22057457117240 is a wasteful number, since it uses less digits than its factorization.

22057457117240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30719640 (or 30719636 counting only the distinct ones).

The product of its (nonzero) digits is 1097600, while the sum is 47.

The spelling of 22057457117240 in words is "twenty-two trillion, fifty-seven billion, four hundred fifty-seven million, one hundred seventeen thousand, two hundred forty".