166376396830 has 24 divisors (see below), whose sum is σ = 348371803368. Its totient is φ = 57043335888.

The previous prime is 166376396731. The next prime is 166376396917. The reversal of 166376396830 is 38693673661.

It is a super-2 number, since 2×166376396830² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169771344 + ... + 169772323.

It is an arithmetic number, because the mean of its divisors is an integer number (14515491807).

Almost surely, 2^166376396830 is an apocalyptic number.

166376396830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166376396830 is an abundant number, since it is smaller than the sum of its proper divisors (181995406538).

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

166376396830 is a wasteful number, since it uses less digits than its factorization.

166376396830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339543688 (or 339543681 counting only the distinct ones).

The product of its (nonzero) digits is 17635968, while the sum is 58.

The spelling of 166376396830 in words is "one hundred sixty-six billion, three hundred seventy-six million, three hundred ninety-six thousand, eight hundred thirty".