166249706908474 has 8 divisors (see below), whose sum is σ = 284999497557408. Its totient is φ = 71249874389340.

The previous prime is 166249706908457. The next prime is 166249706908517. The reversal of 166249706908474 is 474809607942661.

166249706908474 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×166249706908474² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 166249706908397 and 166249706908406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5937489532432 + ... + 5937489532459.

It is an arithmetic number, because the mean of its divisors is an integer number (35624937194676).

Almost surely, 2^{166249706908474} is an apocalyptic number.

166249706908474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

166249706908474 is a deficient number, since it is larger than the sum of its proper divisors (118749790648934).

166249706908474 is a wasteful number, since it uses less digits than its factorization.

166249706908474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11874979064900.

The product of its (nonzero) digits is 877879296, while the sum is 73.

The spelling of 166249706908474 in words is "one hundred sixty-six trillion, two hundred forty-nine billion, seven hundred six million, nine hundred eight thousand, four hundred seventy-four".