22530256165340 has 48 divisors (see below), whose sum is σ = 58988307055104. Its totient is φ = 7022417505600.

The previous prime is 22530256165309. The next prime is 22530256165363. The reversal of 22530256165340 is 4356165203522.

It is a super-2 number, since 2×22530256165340² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 22530256165291 and 22530256165300.

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, 7315016696 + ... + 7315019775.

It is an arithmetic number, because the mean of its divisors is an integer number (1228923063648).

Almost surely, 2^{22530256165340} is an apocalyptic number.

22530256165340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22530256165340 is an abundant number, since it is smaller than the sum of its proper divisors (36458050889764).

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

22530256165340 is a wasteful number, since it uses less digits than its factorization.

22530256165340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14630036498 (or 14630036496 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 44.

The spelling of 22530256165340 in words is "twenty-two trillion, five hundred thirty billion, two hundred fifty-six million, one hundred sixty-five thousand, three hundred forty".