5505656723 has 4 divisors (see below), whose sum is σ = 6292179120. Its totient is φ = 4719134328.

The previous prime is 5505656713. The next prime is 5505656729. The reversal of 5505656723 is 3276565055.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3276565055 = 5 ⋅655313011.

It is a cyclic number.

It is not a de Polignac number, because 5505656723 - 2⁴ = 5505656707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5505656729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393261188 + ... + 393261201.

It is an arithmetic number, because the mean of its divisors is an integer number (1573044780).

Almost surely, 2^5505656723 is an apocalyptic number.

5505656723 is a deficient number, since it is larger than the sum of its proper divisors (786522397).

5505656723 is an equidigital number, since it uses as much as digits as its factorization.

5505656723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786522396.

The product of its (nonzero) digits is 945000, while the sum is 44.

The square root of 5505656723 is about 74200.1126885937. The cubic root of 5505656723 is about 1765.7791179696.

The spelling of 5505656723 in words is "five billion, five hundred five million, six hundred fifty-six thousand, seven hundred twenty-three".