667034040033 has 6 divisors (see below), whose sum is σ = 963493613394. Its totient is φ = 444689360016.

The previous prime is 667034039983. The next prime is 667034040053. The reversal of 667034040033 is 330040430766.

It can be written as a sum of positive squares in only one way, i.e., 664588539729 + 2445500304 = 815223^2 + 49452^2 .

It is not a de Polignac number, because 667034040033 - 2¹³ = 667034031841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 667034040033.

It is not an unprimeable number, because it can be changed into a prime (667034040053) 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, 37057446660 + ... + 37057446677.

It is an arithmetic number, because the mean of its divisors is an integer number (160582268899).

Almost surely, 2^667034040033 is an apocalyptic number.

It is an amenable number.

667034040033 is a deficient number, since it is larger than the sum of its proper divisors (296459573361).

667034040033 is a wasteful number, since it uses less digits than its factorization.

667034040033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74114893343 (or 74114893340 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 36.

Adding to 667034040033 its reverse (330040430766), we get a palindrome (997074470799).

The spelling of 667034040033 in words is "six hundred sixty-seven billion, thirty-four million, forty thousand, thirty-three".