33196878045 has 24 divisors (see below), whose sum is σ = 57547815000. Its totient is φ = 17702983296.

The previous prime is 33196878041. The next prime is 33196878097. The reversal of 33196878045 is 54087869133.

It can be written as a sum of positive squares in 4 ways, for example, as 3376423449 + 29820454596 = 58107^2 + 172686^2 .

It is not a de Polignac number, because 33196878045 - 2² = 33196878041 is a prime.

It is a super-2 number, since 2×33196878045² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33196877982 and 33196878000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33196878041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 410631 + ... + 484779.

It is an arithmetic number, because the mean of its divisors is an integer number (2397825625).

Almost surely, 2^33196878045 is an apocalyptic number.

It is an amenable number.

33196878045 is a deficient number, since it is larger than the sum of its proper divisors (24350936955).

33196878045 is a wasteful number, since it uses less digits than its factorization.

33196878045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84109 (or 84106 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 33196878045 in words is "thirty-three billion, one hundred ninety-six million, eight hundred seventy-eight thousand, forty-five".