22776340513452 has 96 divisors (see below), whose sum is σ = 55210640083200. Its totient is φ = 7299279187200.

The previous prime is 22776340513447. The next prime is 22776340513463. The reversal of 22776340513452 is 25431504367722.

It is a junction number, because it is equal to n+sod(n) for n = 22776340513395 and 22776340513404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78739927 + ... + 79028657.

It is an arithmetic number, because the mean of its divisors is an integer number (575110834200).

Almost surely, 2^{22776340513452} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22776340513452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27605320041600).

22776340513452 is an abundant number, since it is smaller than the sum of its proper divisors (32434299569748).

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

22776340513452 is a wasteful number, since it uses less digits than its factorization.

22776340513452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289727 (or 289725 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 51.

The spelling of 22776340513452 in words is "twenty-two trillion, seven hundred seventy-six billion, three hundred forty million, five hundred thirteen thousand, four hundred fifty-two".