55583600505 has 16 divisors (see below), whose sum is σ = 90152033280. Its totient is φ = 29238496128.

The previous prime is 55583600467. The next prime is 55583600531. The reversal of 55583600505 is 50500638555.

It is not a de Polignac number, because 55583600505 - 2¹⁸ = 55583338361 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25379545 + ... + 25381734.

It is an arithmetic number, because the mean of its divisors is an integer number (5634502080).

Almost surely, 2^55583600505 is an apocalyptic number.

It is an amenable number.

55583600505 is a deficient number, since it is larger than the sum of its proper divisors (34568432775).

55583600505 is a wasteful number, since it uses less digits than its factorization.

55583600505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50761360.

The product of its (nonzero) digits is 450000, while the sum is 42.

It can be divided in two parts, 5558 and 3600505, that added together give a palindrome (3606063).

The spelling of 55583600505 in words is "fifty-five billion, five hundred eighty-three million, six hundred thousand, five hundred five".