1672551166 has 32 divisors (see below), whose sum is σ = 2950159968. Its totient is φ = 701120640.

The previous prime is 1672551151. The next prime is 1672551173. The reversal of 1672551166 is 6611552761.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 425040 + ... + 428956.

It is an arithmetic number, because the mean of its divisors is an integer number (92192499).

Almost surely, 2^1672551166 is an apocalyptic number.

1672551166 is a deficient number, since it is larger than the sum of its proper divisors (1277608802).

1672551166 is a wasteful number, since it uses less digits than its factorization.

1672551166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5436.

The product of its digits is 75600, while the sum is 40.

The square root of 1672551166 is about 40896.8356477613. The cubic root of 1672551166 is about 1187.0248315859.

The spelling of 1672551166 in words is "one billion, six hundred seventy-two million, five hundred fifty-one thousand, one hundred sixty-six".