34720166505 has 8 divisors (see below), whose sum is σ = 55552266432. Its totient is φ = 18517422128.

The previous prime is 34720166491. The next prime is 34720166531. The reversal of 34720166505 is 50566102743.

34720166505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 34720166505 - 2⁵ = 34720166473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1157338869 + ... + 1157338898.

It is an arithmetic number, because the mean of its divisors is an integer number (6944033304).

Almost surely, 2^34720166505 is an apocalyptic number.

It is an amenable number.

34720166505 is a deficient number, since it is larger than the sum of its proper divisors (20832099927).

34720166505 is a wasteful number, since it uses less digits than its factorization.

34720166505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2314677775.

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 34720166505 in words is "thirty-four billion, seven hundred twenty million, one hundred sixty-six thousand, five hundred five".