166438576096 has 24 divisors (see below), whose sum is σ = 352881789624. Its totient is φ = 76817804160.

The previous prime is 166438576081. The next prime is 166438576097. The reversal of 166438576096 is 690675834661.

It is a super-2 number, since 2×166438576096² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166438576097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200045950 + ... + 200046781.

It is an arithmetic number, because the mean of its divisors is an integer number (14703407901).

Almost surely, 2^166438576096 is an apocalyptic number.

166438576096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

166438576096 is an abundant number, since it is smaller than the sum of its proper divisors (186443213528).

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

166438576096 is a wasteful number, since it uses less digits than its factorization.

166438576096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400092754 (or 400092746 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 61.

The spelling of 166438576096 in words is "one hundred sixty-six billion, four hundred thirty-eight million, five hundred seventy-six thousand, ninety-six".