33829679945 has 8 divisors (see below), whose sum is σ = 41585753160. Its totient is φ = 26403652480.

The previous prime is 33829679909. The next prime is 33829679971. The reversal of 33829679945 is 54997692833.

It can be written as a sum of positive squares in 4 ways, for example, as 380562064 + 33449117881 = 19508^2 + 182891^2 .

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

It is not a de Polignac number, because 33829679945 - 2¹⁴ = 33829663561 is a prime.

It is a super-2 number, since 2×33829679945² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82511210 + ... + 82511619.

It is an arithmetic number, because the mean of its divisors is an integer number (5198219145).

Almost surely, 2^33829679945 is an apocalyptic number.

It is an amenable number.

33829679945 is a deficient number, since it is larger than the sum of its proper divisors (7756073215).

33829679945 is a wasteful number, since it uses less digits than its factorization.

33829679945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165022875.

The product of its digits is 88179840, while the sum is 65.

The spelling of 33829679945 in words is "thirty-three billion, eight hundred twenty-nine million, six hundred seventy-nine thousand, nine hundred forty-five".