166667020350 has 48 divisors (see below), whose sum is σ = 417978448560. Its totient is φ = 43945158400.

The previous prime is 166667020349. The next prime is 166667020367. The reversal of 166667020350 is 53020766661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6228861 + ... + 6255560.

It is an arithmetic number, because the mean of its divisors is an integer number (8707884345).

Almost surely, 2^166667020350 is an apocalyptic number.

166667020350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166667020350 is an abundant number, since it is smaller than the sum of its proper divisors (251311428210).

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

166667020350 is a wasteful number, since it uses less digits than its factorization.

166667020350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12484525 (or 12484520 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 166667020350 in words is "one hundred sixty-six billion, six hundred sixty-seven million, twenty thousand, three hundred fifty".