5545534355455 has 4 divisors (see below), whose sum is σ = 6654641226552. Its totient is φ = 4436427484360.

The previous prime is 5545534355453. The next prime is 5545534355497.

5545534355455 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 5545534355455 - 2¹ = 5545534355453 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 5545534355455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5545534355453) 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, 554553435541 + ... + 554553435550.

It is an arithmetic number, because the mean of its divisors is an integer number (1663660306638).

Almost surely, 2^{5545534355455} is an apocalyptic number.

5545534355455 is a deficient number, since it is larger than the sum of its proper divisors (1109106871097).

5545534355455 is a wasteful number, since it uses less digits than its factorization.

5545534355455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1109106871096.

The product of its digits is 225000000, while the sum is 58.

The spelling of 5545534355455 in words is "five trillion, five hundred forty-five billion, five hundred thirty-four million, three hundred fifty-five thousand, four hundred fifty-five".