5551055424 has 168 divisors, whose sum is σ = 17391449088. Its totient is φ = 1685237760.

The previous prime is 5551055423. The next prime is 5551055443. The reversal of 5551055424 is 4245501555.

5551055424 is a `hidden beast` number, since 5 + 5 + 5 + 105 + 542 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (5551055423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 294409 + ... + 312695.

Almost surely, 2^5551055424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5551055424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8695724544).

5551055424 is an abundant number, since it is smaller than the sum of its proper divisors (11840393664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5551055424 is a wasteful number, since it uses less digits than its factorization.

5551055424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18353 (or 18340 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 36.

The square root of 5551055424 is about 74505.4053341098. The cubic root of 5551055424 is about 1770.6192757897.

Adding to 5551055424 its reverse (4245501555), we get a palindrome (9796556979).

The spelling of 5551055424 in words is "five billion, five hundred fifty-one million, fifty-five thousand, four hundred twenty-four".