34278272293 has 4 divisors (see below), whose sum is σ = 34278675660. Its totient is φ = 34277868928.

The previous prime is 34278272239. The next prime is 34278272297. The reversal of 34278272293 is 39227287243.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 9177256804 + 25101015489 = 95798^2 + 158433^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34278272293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34278272297) 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, 19138 + ... + 262531.

It is an arithmetic number, because the mean of its divisors is an integer number (8569668915).

Almost surely, 2^34278272293 is an apocalyptic number.

It is an amenable number.

34278272293 is a deficient number, since it is larger than the sum of its proper divisors (403367).

34278272293 is a wasteful number, since it uses less digits than its factorization.

34278272293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403366.

The product of its digits is 2032128, while the sum is 49.

The spelling of 34278272293 in words is "thirty-four billion, two hundred seventy-eight million, two hundred seventy-two thousand, two hundred ninety-three".