33873242820 has 48 divisors (see below), whose sum is σ = 94872835008. Its totient is φ = 9030221440.

The previous prime is 33873242791. The next prime is 33873242827. The reversal of 33873242820 is 2824237833.

It is a super-2 number, since 2×33873242820² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33873242827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128602 + ... + 290318.

It is an arithmetic number, because the mean of its divisors is an integer number (1976517396).

Almost surely, 2^33873242820 is an apocalyptic number.

33873242820 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

33873242820 is an abundant number, since it is smaller than the sum of its proper divisors (60999592188).

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

33873242820 is a wasteful number, since it uses less digits than its factorization.

33873242820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165220 (or 165218 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 33873242820 in words is "thirty-three billion, eight hundred seventy-three million, two hundred forty-two thousand, eight hundred twenty".