34216555561243 has 4 divisors (see below), whose sum is σ = 37327151521368. Its totient is φ = 31105959601120.

The previous prime is 34216555561231. The next prime is 34216555561247.

34216555561243 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 34216555561243 - 2⁵ = 34216555561211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34216555561247) 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, 1555297980046 + ... + 1555297980067.

It is an arithmetic number, because the mean of its divisors is an integer number (9331787880342).

Almost surely, 2^{34216555561243} is an apocalyptic number.

34216555561243 is a deficient number, since it is larger than the sum of its proper divisors (3110595960125).

34216555561243 is a wasteful number, since it uses less digits than its factorization.

34216555561243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3110595960124.

The product of its digits is 12960000, while the sum is 52.

It can be divided in two parts, 3421655 and 5561243, that added together give a palindrome (8982898).

The spelling of 34216555561243 in words is "thirty-four trillion, two hundred sixteen billion, five hundred fifty-five million, five hundred sixty-one thousand, two hundred forty-three".