675666901 has 12 divisors (see below), whose sum is σ = 836160672. Its totient is φ = 534592656.

The previous prime is 675666799. The next prime is 675666931. The reversal of 675666901 is 109666576.

It is not a de Polignac number, because 675666901 - 2¹⁵ = 675634133 is a prime.

It is a super-2 number, since 2×675666901² = 913051522213887602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (675666931) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 284391 + ... + 286756.

It is an arithmetic number, because the mean of its divisors is an integer number (69680056).

Almost surely, 2^675666901 is an apocalyptic number.

It is an amenable number.

675666901 is a deficient number, since it is larger than the sum of its proper divisors (160493771).

675666901 is a wasteful number, since it uses less digits than its factorization.

675666901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571180 (or 571167 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 46.

The square root of 675666901 is about 25993.5934606972. The cubic root of 675666901 is about 877.4941197594.

The spelling of 675666901 in words is "six hundred seventy-five million, six hundred sixty-six thousand, nine hundred one".