547421322143 has 8 divisors (see below), whose sum is σ = 550027213536. Its totient is φ = 544820889600.

The previous prime is 547421322067. The next prime is 547421322169. The reversal of 547421322143 is 341223124745.

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

It is a cyclic number.

It is not a de Polignac number, because 547421322143 - 2¹² = 547421318047 is a prime.

It is a super-2 number, since 2×547421322143² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 547421322097 and 547421322106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (547421322043) 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, 1163603 + ... + 1564868.

It is an arithmetic number, because the mean of its divisors is an integer number (68753401692).

Almost surely, 2^547421322143 is an apocalyptic number.

547421322143 is a deficient number, since it is larger than the sum of its proper divisors (2605891393).

547421322143 is a wasteful number, since it uses less digits than its factorization.

547421322143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2729425.

The product of its digits is 161280, while the sum is 38.

Adding to 547421322143 its reverse (341223124745), we get a palindrome (888644446888).

The spelling of 547421322143 in words is "five hundred forty-seven billion, four hundred twenty-one million, three hundred twenty-two thousand, one hundred forty-three".