40666674033 has 6 divisors (see below), whose sum is σ = 58740751394. Its totient is φ = 27111116016.

The previous prime is 40666673953. The next prime is 40666674043. The reversal of 40666674033 is 33047666604.

It can be written as a sum of positive squares in only one way, i.e., 27347898384 + 13318775649 = 165372^2 + 115407^2 .

It is not a de Polignac number, because 40666674033 - 2¹² = 40666669937 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40666674033.

It is not an unprimeable number, because it can be changed into a prime (40666674043) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2259259660 + ... + 2259259677.

Almost surely, 2^40666674033 is an apocalyptic number.

It is an amenable number.

40666674033 is a deficient number, since it is larger than the sum of its proper divisors (18074077361).

40666674033 is a wasteful number, since it uses less digits than its factorization.

40666674033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4518519343 (or 4518519340 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 45.

The spelling of 40666674033 in words is "forty billion, six hundred sixty-six million, six hundred seventy-four thousand, thirty-three".