5644461311 has 4 divisors (see below), whose sum is σ = 5679090072. Its totient is φ = 5609832552.

The previous prime is 5644461301. The next prime is 5644461323. The reversal of 5644461311 is 1131644465.

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 5644461311 - 2⁶ = 5644461247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644461301) 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, 17314136 + ... + 17314461.

It is an arithmetic number, because the mean of its divisors is an integer number (1419772518).

Almost surely, 2^5644461311 is an apocalyptic number.

5644461311 is a deficient number, since it is larger than the sum of its proper divisors (34628761).

5644461311 is a wasteful number, since it uses less digits than its factorization.

5644461311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34628760.

The product of its digits is 34560, while the sum is 35.

The square root of 5644461311 is about 75129.6300470061. The cubic root of 5644461311 is about 1780.4953079174.

The spelling of 5644461311 in words is "five billion, six hundred forty-four million, four hundred sixty-one thousand, three hundred eleven".