34664721433640 has 32 divisors (see below), whose sum is σ = 80511611074560. Its totient is φ = 13418601844800.

The previous prime is 34664721433597. The next prime is 34664721433663. The reversal of 34664721433640 is 4633412746643.

34664721433640 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×34664721433640³ (a number of 42 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13977709016 + ... + 13977711495.

It is an arithmetic number, because the mean of its divisors is an integer number (2515987846080).

Almost surely, 2^{34664721433640} is an apocalyptic number.

It is an amenable number.

34664721433640 is an abundant number, since it is smaller than the sum of its proper divisors (45846889640920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34664721433640 is a wasteful number, since it uses less digits than its factorization.

34664721433640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27955420553 (or 27955420549 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 53.

The spelling of 34664721433640 in words is "thirty-four trillion, six hundred sixty-four billion, seven hundred twenty-one million, four hundred thirty-three thousand, six hundred forty".