551023214404 has 24 divisors (see below), whose sum is σ = 1038517500888. Its totient is φ = 254305996800.

The previous prime is 551023214383. The next prime is 551023214453. The reversal of 551023214404 is 404412320155.

It can be written as a sum of positive squares in 4 ways, for example, as 27423360000 + 523599854404 = 165600^2 + 723602^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 863754 + ... + 1359454.

It is an arithmetic number, because the mean of its divisors is an integer number (43271562537).

Almost surely, 2^551023214404 is an apocalyptic number.

It is an amenable number.

551023214404 is a deficient number, since it is larger than the sum of its proper divisors (487494286484).

551023214404 is a wasteful number, since it uses less digits than its factorization.

551023214404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517095 (or 517093 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 551023214404 its reverse (404412320155), we get a palindrome (955435534559).

The spelling of 551023214404 in words is "five hundred fifty-one billion, twenty-three million, two hundred fourteen thousand, four hundred four".