55452211555443 has 8 divisors (see below), whose sum is σ = 78285475137168. Its totient is φ = 34793544505344.

The previous prime is 55452211555441. The next prime is 55452211555471. The reversal of 55452211555443 is 34455511225455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55452211555443 - 2¹ = 55452211555441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51), and also a Moran number because the ratio is a prime number: 1087298265793 = 55452211555443 / (5 + 5 + 4 + 5 + 2 + 2 + 1 + 1 + 5 + 5 + 5 + 4 + 4 + 3).

It is not an unprimeable number, because it can be changed into a prime (55452211555441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543649132846 + ... + 543649132947.

It is an arithmetic number, because the mean of its divisors is an integer number (9785684392146).

Almost surely, 2^{55452211555443} is an apocalyptic number.

55452211555443 is a deficient number, since it is larger than the sum of its proper divisors (22833263581725).

55452211555443 is a wasteful number, since it uses less digits than its factorization.

55452211555443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087298265813.

The product of its digits is 12000000, while the sum is 51.

The spelling of 55452211555443 in words is "fifty-five trillion, four hundred fifty-two billion, two hundred eleven million, five hundred fifty-five thousand, four hundred forty-three".