33368412857 has 32 divisors (see below), whose sum is σ = 38636172288. Its totient is φ = 28579009536.

The previous prime is 33368412853. The next prime is 33368412859. The reversal of 33368412857 is 75821486333.

It is not a de Polignac number, because 33368412857 - 2² = 33368412853 is a prime.

It is a super-2 number, since 2×33368412857² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33368412851) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1577483 + ... + 1598495.

It is an arithmetic number, because the mean of its divisors is an integer number (1207380384).

Almost surely, 2^33368412857 is an apocalyptic number.

It is an amenable number.

33368412857 is a deficient number, since it is larger than the sum of its proper divisors (5267759431).

33368412857 is a wasteful number, since it uses less digits than its factorization.

33368412857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21209.

The product of its digits is 2903040, while the sum is 50.

The spelling of 33368412857 in words is "thirty-three billion, three hundred sixty-eight million, four hundred twelve thousand, eight hundred fifty-seven".