55770573271423 has 4 divisors (see below), whose sum is σ = 55791884154160. Its totient is φ = 55749262388688.

The previous prime is 55770573271393. The next prime is 55770573271451. The reversal of 55770573271423 is 32417237507755.

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 55770573271423 - 2²⁹ = 55770036400511 is a prime.

It is a super-2 number, since 2×55770573271423² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55770573271123) 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, 10655437443 + ... + 10655442676.

It is an arithmetic number, because the mean of its divisors is an integer number (13947971038540).

Almost surely, 2^{55770573271423} is an apocalyptic number.

55770573271423 is a deficient number, since it is larger than the sum of its proper divisors (21310882737).

55770573271423 is a wasteful number, since it uses less digits than its factorization.

55770573271423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21310882736.

The product of its (nonzero) digits is 43218000, while the sum is 58.

The spelling of 55770573271423 in words is "fifty-five trillion, seven hundred seventy billion, five hundred seventy-three million, two hundred seventy-one thousand, four hundred twenty-three".