34147823691 has 4 divisors (see below), whose sum is σ = 45530431592. Its totient is φ = 22765215792.

The previous prime is 34147823651. The next prime is 34147823719. The reversal of 34147823691 is 19632874143.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 34147823691 - 2¹⁵ = 34147790923 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34147823691.

It is not an unprimeable number, because it can be changed into a prime (34147823651) 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, 5691303946 + ... + 5691303951.

It is an arithmetic number, because the mean of its divisors is an integer number (11382607898).

Almost surely, 2^34147823691 is an apocalyptic number.

34147823691 is a deficient number, since it is larger than the sum of its proper divisors (11382607901).

34147823691 is a wasteful number, since it uses less digits than its factorization.

34147823691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11382607900.

The product of its digits is 870912, while the sum is 48.

The spelling of 34147823691 in words is "thirty-four billion, one hundred forty-seven million, eight hundred twenty-three thousand, six hundred ninety-one".