33706660401 has 12 divisors (see below), whose sum is σ = 48791660112. Its totient is φ = 22422986136.

The previous prime is 33706660399. The next prime is 33706660417. The reversal of 33706660401 is 10406660733.

It is a happy number.

It is not a de Polignac number, because 33706660401 - 2¹ = 33706660399 is a prime.

It is a super-2 number, since 2×33706660401² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33706660601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4005631 + ... + 4014036.

It is an arithmetic number, because the mean of its divisors is an integer number (4065971676).

Almost surely, 2^33706660401 is an apocalyptic number.

It is an amenable number.

33706660401 is a deficient number, since it is larger than the sum of its proper divisors (15084999711).

33706660401 is a wasteful number, since it uses less digits than its factorization.

33706660401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8020140 (or 8020137 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The spelling of 33706660401 in words is "thirty-three billion, seven hundred six million, six hundred sixty thousand, four hundred one".