166622022676512 has 480 divisors, whose sum is σ = 565553065980672. Its totient is φ = 47713863960576.

The previous prime is 166622022676471. The next prime is 166622022676541. The reversal of 166622022676512 is 215676220226661.

It is a super-2 number, since 2×166622022676512² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 25769973 + ... + 31580619.

Almost surely, 2^{166622022676512} is an apocalyptic number.

166622022676512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166622022676512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282776532990336).

166622022676512 is an abundant number, since it is smaller than the sum of its proper divisors (398931043304160).

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

166622022676512 is a wasteful number, since it uses less digits than its factorization.

166622022676512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5810742 (or 5810725 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 166622022676512 in words is "one hundred sixty-six trillion, six hundred twenty-two billion, twenty-two million, six hundred seventy-six thousand, five hundred twelve".