5557558505 has 4 divisors (see below), whose sum is σ = 6669070212. Its totient is φ = 4446046800.

The previous prime is 5557558499. The next prime is 5557558613. The reversal of 5557558505 is 5058557555.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 778186816 + 4779371689 = 27896^2 + 69133^2 .

It is not a de Polignac number, because 5557558505 - 2¹⁴ = 5557542121 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555755846 + ... + 555755855.

It is an arithmetic number, because the mean of its divisors is an integer number (1667267553).

Almost surely, 2^5557558505 is an apocalyptic number.

It is an amenable number.

5557558505 is a deficient number, since it is larger than the sum of its proper divisors (1111511707).

5557558505 is a wasteful number, since it uses less digits than its factorization.

5557558505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111511706.

The product of its (nonzero) digits is 4375000, while the sum is 50.

The square root of 5557558505 is about 74549.0342325103. The cubic root of 5557558505 is about 1771.3104348695.

The spelling of 5557558505 in words is "five billion, five hundred fifty-seven million, five hundred fifty-eight thousand, five hundred five".