5551204423 has 6 divisors (see below), whose sum is σ = 5618899184. Its totient is φ = 5484315636.

The previous prime is 5551204349. The next prime is 5551204457. The reversal of 5551204423 is 3244021555.

It is not a de Polignac number, because 5551204423 - 2²¹ = 5549107271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551204523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 396015 + ... + 409792.

Almost surely, 2^5551204423 is an apocalyptic number.

5551204423 is a deficient number, since it is larger than the sum of its proper divisors (67694761).

5551204423 is an frugal number, since it uses more digits than its factorization.

5551204423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805973 (or 805890 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 5551204423 is about 74506.4052481396. The cubic root of 5551204423 is about 1770.6351177104.

Adding to 5551204423 its reverse (3244021555), we get a palindrome (8795225978).

The spelling of 5551204423 in words is "five billion, five hundred fifty-one million, two hundred four thousand, four hundred twenty-three".