166277116 has 12 divisors (see below), whose sum is σ = 295328488. Its totient is φ = 81897552.

The previous prime is 166277093. The next prime is 166277131. The reversal of 166277116 is 611772661.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 309951 + ... + 310486.

Almost surely, 2^166277116 is an apocalyptic number.

It is an amenable number.

166277116 is a deficient number, since it is larger than the sum of its proper divisors (129051372).

166277116 is a wasteful number, since it uses less digits than its factorization.

166277116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620508 (or 620506 counting only the distinct ones).

The product of its digits is 21168, while the sum is 37.

The square root of 166277116 is about 12894.8484287331. The cubic root of 166277116 is about 549.8921176833.

The spelling of 166277116 in words is "one hundred sixty-six million, two hundred seventy-seven thousand, one hundred sixteen".