22551303959722 has 4 divisors (see below), whose sum is σ = 33826955939586. Its totient is φ = 11275651979860.

The previous prime is 22551303959693. The next prime is 22551303959819. The reversal of 22551303959722 is 22795930315522.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22390319249281 + 160984710441 = 4731841^2 + 401229^2 .

It is a super-2 number, since 2×22551303959722² (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 (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5637825989929 + ... + 5637825989932.

Almost surely, 2^{22551303959722} is an apocalyptic number.

22551303959722 is a deficient number, since it is larger than the sum of its proper divisors (11275651979864).

22551303959722 is a wasteful number, since it uses less digits than its factorization.

22551303959722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11275651979863.

The product of its (nonzero) digits is 10206000, while the sum is 55.

The spelling of 22551303959722 in words is "twenty-two trillion, five hundred fifty-one billion, three hundred three million, nine hundred fifty-nine thousand, seven hundred twenty-two".