34543621311 has 4 divisors (see below), whose sum is σ = 46058161752. Its totient is φ = 23029080872.

The previous prime is 34543621303. The next prime is 34543621331. The reversal of 34543621311 is 11312634543.

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 34543621311 - 2³ = 34543621303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34543621331) 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, 5757270216 + ... + 5757270221.

It is an arithmetic number, because the mean of its divisors is an integer number (11514540438).

Almost surely, 2^34543621311 is an apocalyptic number.

34543621311 is a deficient number, since it is larger than the sum of its proper divisors (11514540441).

34543621311 is a wasteful number, since it uses less digits than its factorization.

34543621311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11514540440.

The product of its digits is 25920, while the sum is 33.

The spelling of 34543621311 in words is "thirty-four billion, five hundred forty-three million, six hundred twenty-one thousand, three hundred eleven".