33812340357 has 8 divisors (see below), whose sum is σ = 45109756384. Its totient is φ = 22528242288.

The previous prime is 33812340311. The next prime is 33812340403. The reversal of 33812340357 is 75304321833.

It is an interprime number because it is at equal distance from previous prime (33812340311) and next prime (33812340403).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33812340357 - 2⁷ = 33812340229 is a prime.

It is a super-2 number, since 2×33812340357² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33812340257) 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, 3323563 + ... + 3333720.

It is an arithmetic number, because the mean of its divisors is an integer number (5638719548).

Almost surely, 2^33812340357 is an apocalyptic number.

It is an amenable number.

33812340357 is a deficient number, since it is larger than the sum of its proper divisors (11297416027).

33812340357 is a wasteful number, since it uses less digits than its factorization.

33812340357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6658979.

The product of its (nonzero) digits is 181440, while the sum is 39.

The spelling of 33812340357 in words is "thirty-three billion, eight hundred twelve million, three hundred forty thousand, three hundred fifty-seven".