55346434117321 has 4 divisors (see below), whose sum is σ = 55768925980944. Its totient is φ = 54923942253700.

The previous prime is 55346434117279. The next prime is 55346434117367. The reversal of 55346434117321 is 12371143464355.

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 55346434117321 - 2²¹ = 55346432020169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55346434147321) 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, 211245931615 + ... + 211245931876.

It is an arithmetic number, because the mean of its divisors is an integer number (13942231495236).

Almost surely, 2^{55346434117321} is an apocalyptic number.

It is an amenable number.

55346434117321 is a deficient number, since it is larger than the sum of its proper divisors (422491863623).

55346434117321 is a wasteful number, since it uses less digits than its factorization.

55346434117321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422491863622.

The product of its digits is 3628800, while the sum is 49.

The spelling of 55346434117321 in words is "fifty-five trillion, three hundred forty-six billion, four hundred thirty-four million, one hundred seventeen thousand, three hundred twenty-one".