34407767681 has 8 divisors (see below), whose sum is σ = 39389480064. Its totient is φ = 29442634560.

The previous prime is 34407767671. The next prime is 34407767687. The reversal of 34407767681 is 18676770443.

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 34407767681 - 2⁶ = 34407767617 is a prime.

It is a super-2 number, since 2×34407767681² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (34407767687) 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, 4140365 + ... + 4148666.

It is an arithmetic number, because the mean of its divisors is an integer number (4923685008).

Almost surely, 2^34407767681 is an apocalyptic number.

It is an amenable number.

34407767681 is a deficient number, since it is larger than the sum of its proper divisors (4981712383).

34407767681 is an equidigital number, since it uses as much as digits as its factorization.

34407767681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8289631.

The product of its (nonzero) digits is 4741632, while the sum is 53.

The spelling of 34407767681 in words is "thirty-four billion, four hundred seven million, seven hundred sixty-seven thousand, six hundred eighty-one".