22549125982464 has 81 divisors (see below), whose sum is σ = 65015346385353. Its totient is φ = 7516299350016.

The previous prime is 22549125982417. The next prime is 22549125982507. The reversal of 22549125982464 is 46428952194522.

The square root of 22549125982464 is 4748592.

It is a perfect power (a square), and thus also a powerful number.

22549125982464 is a `hidden beast` number, since 2 + 2 + 5 + 4 + 9 + 12 + 598 + 24 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3031108856064 + 19518017126400 = 1741008^2 + 4417920^2 .

It is a super-2 number, since 2×22549125982464² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 227882952 + ... + 227981880.

Almost surely, 2^{22549125982464} is an apocalyptic number.

22549125982464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

22549125982464 is the 4748592-nd square number.

It is an amenable number.

22549125982464 is an abundant number, since it is smaller than the sum of its proper divisors (42466220402889).

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

22549125982464 is an frugal number, since it uses more digits than its factorization.

22549125982464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197880 (or 98934 counting only the distinct ones).

The product of its digits is 99532800, while the sum is 63.

The spelling of 22549125982464 in words is "twenty-two trillion, five hundred forty-nine billion, one hundred twenty-five million, nine hundred eighty-two thousand, four hundred sixty-four".