34066520257 has 8 divisors (see below), whose sum is σ = 42472544832. Its totient is φ = 26545340400.

The previous prime is 34066520237. The next prime is 34066520273. The reversal of 34066520257 is 75202566043.

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 34066520257 - 2¹⁵ = 34066487489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34066520237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221211094 + ... + 221211247.

It is an arithmetic number, because the mean of its divisors is an integer number (5309068104).

Almost surely, 2^34066520257 is an apocalyptic number.

It is an amenable number.

34066520257 is a deficient number, since it is larger than the sum of its proper divisors (8406024575).

34066520257 is a wasteful number, since it uses less digits than its factorization.

34066520257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442422359.

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 34066520257 in words is "thirty-four billion, sixty-six million, five hundred twenty thousand, two hundred fifty-seven".