22621481362 has 8 divisors (see below), whose sum is σ = 33933622716. Its totient is φ = 11310273792.

The previous prime is 22621481357. The next prime is 22621481369. The reversal of 22621481362 is 26318412622.

It can be written as a sum of positive squares in 2 ways, for example, as 20767403881 + 1854077481 = 144109^2 + 43059^2 .

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

It is a super-2 number, since 2×22621481362² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22621481369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169363 + ... + 271894.

Almost surely, 2^22621481362 is an apocalyptic number.

22621481362 is a deficient number, since it is larger than the sum of its proper divisors (11312141354).

22621481362 is a wasteful number, since it uses less digits than its factorization.

22621481362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466892.

The product of its digits is 55296, while the sum is 37.

Adding to 22621481362 its reverse (26318412622), we get a palindrome (48939893984).

The spelling of 22621481362 in words is "twenty-two billion, six hundred twenty-one million, four hundred eighty-one thousand, three hundred sixty-two".