551002423042 has 8 divisors (see below), whose sum is σ = 831069953532. Its totient is φ = 273979105200.

The previous prime is 551002422989. The next prime is 551002423079. The reversal of 551002423042 is 240324200155.

It can be written as a sum of positive squares in 2 ways, for example, as 550209381121 + 793041921 = 741761^2 + 28161^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 551002423042.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761052709 + ... + 761053432.

Almost surely, 2^551002423042 is an apocalyptic number.

551002423042 is a deficient number, since it is larger than the sum of its proper divisors (280067530490).

551002423042 is a wasteful number, since it uses less digits than its factorization.

551002423042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1522106324.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 551002423042 its reverse (240324200155), we get a palindrome (791326623197).

The spelling of 551002423042 in words is "five hundred fifty-one billion, two million, four hundred twenty-three thousand, forty-two".