33872872398 has 16 divisors (see below), whose sum is σ = 67770693120. Its totient is φ = 11286799416.

The previous prime is 33872872391. The next prime is 33872872399. The reversal of 33872872398 is 89327827833.

It is a super-2 number, since 2×33872872398² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33872872391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1021840 + ... + 1054467.

It is an arithmetic number, because the mean of its divisors is an integer number (4235668320).

Almost surely, 2^33872872398 is an apocalyptic number.

33872872398 is an abundant number, since it is smaller than the sum of its proper divisors (33897820722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33872872398 is a wasteful number, since it uses less digits than its factorization.

33872872398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2079031.

The product of its digits is 24385536, while the sum is 60.

The spelling of 33872872398 in words is "thirty-three billion, eight hundred seventy-two million, eight hundred seventy-two thousand, three hundred ninety-eight".