166314675560 has 128 divisors (see below), whose sum is σ = 411065625600. Its totient is φ = 60058920960.

The previous prime is 166314675529. The next prime is 166314675581. The reversal of 166314675560 is 65576413661.

It is a super-2 number, since 2×166314675560² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 166314675499 and 166314675508.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44838986 + ... + 44842694.

It is an arithmetic number, because the mean of its divisors is an integer number (3211450200).

Almost surely, 2^166314675560 is an apocalyptic number.

166314675560 is a gapful number since it is divisible by the number (10) 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 166314675560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205532812800).

166314675560 is an abundant number, since it is smaller than the sum of its proper divisors (244750950040).

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

166314675560 is a wasteful number, since it uses less digits than its factorization.

166314675560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4411 (or 4407 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 50.

The spelling of 166314675560 in words is "one hundred sixty-six billion, three hundred fourteen million, six hundred seventy-five thousand, five hundred sixty".