22270584426581 has 8 divisors (see below), whose sum is σ = 22468031773824. Its totient is φ = 22073642707680.

The previous prime is 22270584426557. The next prime is 22270584426583. The reversal of 22270584426581 is 18562448507222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22270584426581 is a prime.

It is a super-2 number, since 2×22270584426581² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22270584426583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126318605 + ... + 126494786.

It is an arithmetic number, because the mean of its divisors is an integer number (2808503971728).

Almost surely, 2^{22270584426581} is an apocalyptic number.

It is an amenable number.

22270584426581 is a deficient number, since it is larger than the sum of its proper divisors (197447347243).

22270584426581 is a wasteful number, since it uses less digits than its factorization.

22270584426581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252814171.

The product of its (nonzero) digits is 17203200, while the sum is 56.

The spelling of 22270584426581 in words is "twenty-two trillion, two hundred seventy billion, five hundred eighty-four million, four hundred twenty-six thousand, five hundred eighty-one".