34491378968641 has 8 divisors (see below), whose sum is σ = 39418840831680. Its totient is φ = 29563947608208.

The previous prime is 34491378968611. The next prime is 34491378968663. The reversal of 34491378968641 is 14686987319443.

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 34491378968641 - 2²⁷ = 34491244750913 is a prime.

It is a super-2 number, since 2×34491378968641² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34491378968611) 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, 5148946 + ... + 9772123.

It is an arithmetic number, because the mean of its divisors is an integer number (4927355103960).

Almost surely, 2^{34491378968641} is an apocalyptic number.

It is an amenable number.

34491378968641 is a deficient number, since it is larger than the sum of its proper divisors (4927461863039).

34491378968641 is a wasteful number, since it uses less digits than its factorization.

34491378968641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15251303.

The product of its digits is 752467968, while the sum is 73.

The spelling of 34491378968641 in words is "thirty-four trillion, four hundred ninety-one billion, three hundred seventy-eight million, nine hundred sixty-eight thousand, six hundred forty-one".