34700780671 has 2 divisors, whose sum is σ = 34700780672. Its totient is φ = 34700780670.

The previous prime is 34700780659. The next prime is 34700780687. The reversal of 34700780671 is 17608700743.

34700780671 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34700780671 - 2¹³ = 34700772479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34700780641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17350390335 + 17350390336.

It is an arithmetic number, because the mean of its divisors is an integer number (17350390336).

Almost surely, 2^34700780671 is an apocalyptic number.

34700780671 is a deficient number, since it is larger than the sum of its proper divisors (1).

34700780671 is an equidigital number, since it uses as much as digits as its factorization.

34700780671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 197568, while the sum is 43.

The spelling of 34700780671 in words is "thirty-four billion, seven hundred million, seven hundred eighty thousand, six hundred seventy-one".