22646022663 has 16 divisors (see below), whose sum is σ = 34371830016. Its totient is φ = 13128128640.

The previous prime is 22646022661. The next prime is 22646022683. The reversal of 22646022663 is 36622064622.

It is not a de Polignac number, because 22646022663 - 2¹ = 22646022661 is a prime.

It is a super-2 number, since 2×22646022663² (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 (22646022661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14917570 + ... + 14919087.

It is an arithmetic number, because the mean of its divisors is an integer number (2148239376).

Almost surely, 2^22646022663 is an apocalyptic number.

22646022663 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22646022663 is a deficient number, since it is larger than the sum of its proper divisors (11725807353).

22646022663 is a wasteful number, since it uses less digits than its factorization.

22646022663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29836694.

The product of its (nonzero) digits is 248832, while the sum is 39.

The spelling of 22646022663 in words is "twenty-two billion, six hundred forty-six million, twenty-two thousand, six hundred sixty-three".