5648255779 has 4 divisors (see below), whose sum is σ = 5651728984. Its totient is φ = 5644782576.

The previous prime is 5648255737. The next prime is 5648255801. The reversal of 5648255779 is 9775528465.

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

It is a cyclic number.

It is not a de Polignac number, because 5648255779 - 2¹¹ = 5648253731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5648255719) 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, 1734162 + ... + 1737415.

It is an arithmetic number, because the mean of its divisors is an integer number (1412932246).

Almost surely, 2^5648255779 is an apocalyptic number.

5648255779 is a deficient number, since it is larger than the sum of its proper divisors (3473205).

5648255779 is a wasteful number, since it uses less digits than its factorization.

5648255779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3473204.

The product of its digits is 21168000, while the sum is 58.

The square root of 5648255779 is about 75154.8786107728. The cubic root of 5648255779 is about 1780.8941956504.

The spelling of 5648255779 in words is "five billion, six hundred forty-eight million, two hundred fifty-five thousand, seven hundred seventy-nine".