11663423022 has 16 divisors (see below), whose sum is σ = 23448978432. Its totient is φ = 3867452280.

The previous prime is 11663423017. The next prime is 11663423059. The reversal of 11663423022 is 22032436611.

It is a super-2 number, since 2×11663423022² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 5087608 + ... + 5089899.

It is an arithmetic number, because the mean of its divisors is an integer number (1465561152).

Almost surely, 2^11663423022 is an apocalyptic number.

11663423022 is an abundant number, since it is smaller than the sum of its proper divisors (11785555410).

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

11663423022 is a wasteful number, since it uses less digits than its factorization.

11663423022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10177703.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 11663423022 its reverse (22032436611), we get a palindrome (33695859633).

It can be divided in two parts, 116634 and 23022, that added together give a triangular number (139656 = T₅₂₈).

The spelling of 11663423022 in words is "eleven billion, six hundred sixty-three million, four hundred twenty-three thousand, twenty-two".