34390942073 has 4 divisors (see below), whose sum is σ = 35886200448. Its totient is φ = 32895683700.

The previous prime is 34390942067. The next prime is 34390942109. The reversal of 34390942073 is 37024909343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 34390942073 - 2⁶ = 34390942009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34390942973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 747629153 + ... + 747629198.

It is an arithmetic number, because the mean of its divisors is an integer number (8971550112).

Almost surely, 2^34390942073 is an apocalyptic number.

It is an amenable number.

34390942073 is a deficient number, since it is larger than the sum of its proper divisors (1495258375).

34390942073 is a wasteful number, since it uses less digits than its factorization.

34390942073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1495258374.

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 34390942073 in words is "thirty-four billion, three hundred ninety million, nine hundred forty-two thousand, seventy-three".