22046246664 has 64 divisors (see below), whose sum is σ = 59880643200. Its totient is φ = 6723419136.

The previous prime is 22046246639. The next prime is 22046246669. The reversal of 22046246664 is 46664264022.

It is a super-2 number, since 2×22046246664² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22046246669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277404 + ... + 347915.

It is an arithmetic number, because the mean of its divisors is an integer number (935635050).

Almost surely, 2^22046246664 is an apocalyptic number.

22046246664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22046246664 is an abundant number, since it is smaller than the sum of its proper divisors (37834396536).

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

22046246664 is a wasteful number, since it uses less digits than its factorization.

22046246664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625454 (or 625450 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 22046246664 in words is "twenty-two billion, forty-six million, two hundred forty-six thousand, six hundred sixty-four".