33807478065421 has 8 divisors (see below), whose sum is σ = 33969787236000. Its totient is φ = 33645388086000.

The previous prime is 33807478065407. The next prime is 33807478065539. The reversal of 33807478065421 is 12456087470833.

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

It is a cyclic number.

It is not a de Polignac number, because 33807478065421 - 2⁹ = 33807478064909 is a prime.

It is a super-2 number, since 2×33807478065421² (a number of 28 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 (33807478068421) 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, 54488571 + ... + 55105528.

It is an arithmetic number, because the mean of its divisors is an integer number (4246223404500).

Almost surely, 2^{33807478065421} is an apocalyptic number.

It is an amenable number.

33807478065421 is a deficient number, since it is larger than the sum of its proper divisors (162309170579).

33807478065421 is a wasteful number, since it uses less digits than its factorization.

33807478065421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109595579.

The product of its (nonzero) digits is 27095040, while the sum is 58.

The spelling of 33807478065421 in words is "thirty-three trillion, eight hundred seven billion, four hundred seventy-eight million, sixty-five thousand, four hundred twenty-one".