556428354819 has 8 divisors (see below), whose sum is σ = 741921476880. Its totient is φ = 370943734656.

The previous prime is 556428354817. The next prime is 556428354869. The reversal of 556428354819 is 918453824655.

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

It is not a de Polignac number, because 556428354819 - 2¹ = 556428354817 is a prime.

It is a super-2 number, since 2×556428354819² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (556428354817) 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, 1971162 + ... + 2235695.

It is an arithmetic number, because the mean of its divisors is an integer number (92740184610).

Almost surely, 2^556428354819 is an apocalyptic number.

556428354819 is a deficient number, since it is larger than the sum of its proper divisors (185493122061).

556428354819 is a wasteful number, since it uses less digits than its factorization.

556428354819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4250949.

The product of its digits is 41472000, while the sum is 60.

The spelling of 556428354819 in words is "five hundred fifty-six billion, four hundred twenty-eight million, three hundred fifty-four thousand, eight hundred nineteen".