22612120646 has 16 divisors (see below), whose sum is σ = 34443800640. Its totient is φ = 11131043880.

The previous prime is 22612120633. The next prime is 22612120649. The reversal of 22612120646 is 64602121622.

It is a super-2 number, since 2×22612120646² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22612120649) 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, 196085 + ... + 289263.

It is an arithmetic number, because the mean of its divisors is an integer number (2152737540).

Almost surely, 2^22612120646 is an apocalyptic number.

22612120646 is a deficient number, since it is larger than the sum of its proper divisors (11831679994).

22612120646 is a wasteful number, since it uses less digits than its factorization.

22612120646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95059.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 22612120646 in words is "twenty-two billion, six hundred twelve million, one hundred twenty thousand, six hundred forty-six".