5555250405 has 16 divisors (see below), whose sum is σ = 9876000960. Its totient is φ = 2962800144.

The previous prime is 5555250397. The next prime is 5555250439. The reversal of 5555250405 is 5040525555.

5555250405 is a `hidden beast` number, since 55 + 552 + 50 + 4 + 0 + 5 = 666.

It is not a de Polignac number, because 5555250405 - 2³ = 5555250397 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5555250405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20574867 + ... + 20575136.

It is an arithmetic number, because the mean of its divisors is an integer number (617250060).

Almost surely, 2^5555250405 is an apocalyptic number.

It is an amenable number.

5555250405 is a deficient number, since it is larger than the sum of its proper divisors (4320750555).

5555250405 is a wasteful number, since it uses less digits than its factorization.

5555250405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41150017 (or 41150011 counting only the distinct ones).

The product of its (nonzero) digits is 125000, while the sum is 36.

The square root of 5555250405 is about 74533.5522097263. The cubic root of 5555250405 is about 1771.0651876253.

The spelling of 5555250405 in words is "five billion, five hundred fifty-five million, two hundred fifty thousand, four hundred five".