1667116275 has 96 divisors (see below), whose sum is σ = 3090206976. Its totient is φ = 786240000.

The previous prime is 1667116267. The next prime is 1667116303. The reversal of 1667116275 is 5726117661.

It is not a de Polignac number, because 1667116275 - 2³ = 1667116267 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7900920 + ... + 7901130.

It is an arithmetic number, because the mean of its divisors is an integer number (32189656).

Almost surely, 2^1667116275 is an apocalyptic number.

1667116275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1667116275 is a deficient number, since it is larger than the sum of its proper divisors (1423090701).

1667116275 is a wasteful number, since it uses less digits than its factorization.

1667116275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453 (or 448 counting only the distinct ones).

The product of its digits is 105840, while the sum is 42.

The square root of 1667116275 is about 40830.3352300713. The cubic root of 1667116275 is about 1185.7377058359.

The spelling of 1667116275 in words is "one billion, six hundred sixty-seven million, one hundred sixteen thousand, two hundred seventy-five".