33361000856 has 32 divisors (see below), whose sum is σ = 62843536800. Its totient is φ = 16602835200.

The previous prime is 33361000843. The next prime is 33361000859. The reversal of 33361000856 is 65800016333.

It is a super-2 number, since 2×33361000856² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33361000859) 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, 2705906 + ... + 2718206.

It is an arithmetic number, because the mean of its divisors is an integer number (1963860525).

Almost surely, 2^33361000856 is an apocalyptic number.

33361000856 is the 97631-st centered heptagonal number.

It is an amenable number.

33361000856 is a deficient number, since it is larger than the sum of its proper divisors (29482535944).

33361000856 is a wasteful number, since it uses less digits than its factorization.

33361000856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13859 (or 13855 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 33361000856 in words is "thirty-three billion, three hundred sixty-one million, eight hundred fifty-six", and thus it is an aban number.