33666667040007 has 24 divisors (see below), whose sum is σ = 49664970141696. Its totient is φ = 21966608302416.

The previous prime is 33666667040003. The next prime is 33666667040021. The reversal of 33666667040007 is 70004076666633.

It is not a de Polignac number, because 33666667040007 - 2² = 33666667040003 is a prime.

It is a super-3 number, since 3×33666667040007³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33666667040003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33568738 + ... + 34557104.

It is an arithmetic number, because the mean of its divisors is an integer number (2069373755904).

Almost surely, 2^{33666667040007} is an apocalyptic number.

33666667040007 is a deficient number, since it is larger than the sum of its proper divisors (15998303101689).

33666667040007 is a wasteful number, since it uses less digits than its factorization.

33666667040007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068947 (or 1068944 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 54.

The spelling of 33666667040007 in words is "thirty-three trillion, six hundred sixty-six billion, six hundred sixty-seven million, forty thousand, seven".