166226166023016 has 64 divisors (see below), whose sum is σ = 453555834782400. Its totient is φ = 50348038169600.

The previous prime is 166226166022957. The next prime is 166226166023017. The reversal of 166226166023016 is 610320661622661.

It is a super-2 number, since 2×166226166023016² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (166226166023017) 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, 146479281 + ... + 147609728.

It is an arithmetic number, because the mean of its divisors is an integer number (7086809918475).

Almost surely, 2^{166226166023016} is an apocalyptic number.

It is an amenable number.

166226166023016 is an abundant number, since it is smaller than the sum of its proper divisors (287329668759384).

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

166226166023016 is a wasteful number, since it uses less digits than its factorization.

166226166023016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294091170 (or 294091166 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 48.

The spelling of 166226166023016 in words is "one hundred sixty-six trillion, two hundred twenty-six billion, one hundred sixty-six million, twenty-three thousand, sixteen".