5255555401 has 8 divisors (see below), whose sum is σ = 5560831520. Its totient is φ = 4953146112.

The previous prime is 5255555387. The next prime is 5255555429. The reversal of 5255555401 is 1045555525.

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

It is a cyclic number.

It is not a de Polignac number, because 5255555401 - 2¹⁷ = 5255424329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5255505401) 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, 712935 + ... + 720268.

It is an arithmetic number, because the mean of its divisors is an integer number (695103940).

Almost surely, 2^5255555401 is an apocalyptic number.

It is an amenable number.

5255555401 is a deficient number, since it is larger than the sum of its proper divisors (305276119).

5255555401 is a wasteful number, since it uses less digits than its factorization.

5255555401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1433415.

The product of its (nonzero) digits is 125000, while the sum is 37.

The square root of 5255555401 is about 72495.2095038010. The cubic root of 5255555401 is about 1738.6261451273.

The spelling of 5255555401 in words is "five billion, two hundred fifty-five million, five hundred fifty-five thousand, four hundred one".