33706740737 has 8 divisors (see below), whose sum is σ = 33765649512. Its totient is φ = 33647875200.

The previous prime is 33706740671. The next prime is 33706740797. The reversal of 33706740737 is 73704760733.

It can be written as a sum of positive squares in 4 ways, for example, as 5633403136 + 28073337601 = 75056^2 + 167551^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33706740737 - 2²⁴ = 33689963521 is a prime.

It is a super-2 number, since 2×33706740737² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33706740691 and 33706740700.

It is not an unprimeable number, because it can be changed into a prime (33706740797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1808687 + ... + 1827227.

It is an arithmetic number, because the mean of its divisors is an integer number (4220706189).

Almost surely, 2^33706740737 is an apocalyptic number.

It is an amenable number.

33706740737 is a deficient number, since it is larger than the sum of its proper divisors (58908775).

33706740737 is a wasteful number, since it uses less digits than its factorization.

33706740737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21619.

The product of its (nonzero) digits is 1555848, while the sum is 47.

The spelling of 33706740737 in words is "thirty-three billion, seven hundred six million, seven hundred forty thousand, seven hundred thirty-seven".