33871378804 has 12 divisors (see below), whose sum is σ = 59277351364. Its totient is φ = 16934992704.

The previous prime is 33871378771. The next prime is 33871378823. The reversal of 33871378804 is 40887317833.

It can be written as a sum of positive squares in 2 ways, for example, as 22469410404 + 11401968400 = 149898^2 + 106780^2 .

It is a super-2 number, since 2×33871378804² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 55857 + ... + 266200.

Almost surely, 2^33871378804 is an apocalyptic number.

It is an amenable number.

33871378804 is a deficient number, since it is larger than the sum of its proper divisors (25405972560).

33871378804 is a wasteful number, since it uses less digits than its factorization.

33871378804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348354 (or 348352 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 52.

The spelling of 33871378804 in words is "thirty-three billion, eight hundred seventy-one million, three hundred seventy-eight thousand, eight hundred four".