55495055505 has 32 divisors (see below), whose sum is σ = 95991465600. Its totient is φ = 27281774592.

The previous prime is 55495055501. The next prime is 55495055533. The reversal of 55495055505 is 50555059455.

55495055505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55495055505 - 2² = 55495055501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55495055501) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2620800 + ... + 2641889.

It is an arithmetic number, because the mean of its divisors is an integer number (2999733300).

Almost surely, 2^55495055505 is an apocalyptic number.

It is an amenable number.

55495055505 is a deficient number, since it is larger than the sum of its proper divisors (40496410095).

55495055505 is a wasteful number, since it uses less digits than its factorization.

55495055505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5262753.

The product of its (nonzero) digits is 2812500, while the sum is 48.

The spelling of 55495055505 in words is "fifty-five billion, four hundred ninety-five million, fifty-five thousand, five hundred five".