33356352072 has 16 divisors (see below), whose sum is σ = 83390880240. Its totient is φ = 11118784016.

The previous prime is 33356352013. The next prime is 33356352077. The reversal of 33356352072 is 27025365333.

It is a super-2 number, since 2×33356352072² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33356352072.

It is not an unprimeable number, because it can be changed into a prime (33356352077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 694923978 + ... + 694924025.

It is an arithmetic number, because the mean of its divisors is an integer number (5211930015).

Almost surely, 2^33356352072 is an apocalyptic number.

It is an amenable number.

33356352072 is an abundant number, since it is smaller than the sum of its proper divisors (50034528168).

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

33356352072 is a wasteful number, since it uses less digits than its factorization.

33356352072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1389848012 (or 1389848008 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 39.

The spelling of 33356352072 in words is "thirty-three billion, three hundred fifty-six million, three hundred fifty-two thousand, seventy-two".