5405648971 has 8 divisors (see below), whose sum is σ = 5574700800. Its totient is φ = 5239178280.

The previous prime is 5405648947. The next prime is 5405648999. The reversal of 5405648971 is 1798465045.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5405648971 - 2¹⁷ = 5405517899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5405648771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 641031 + ... + 649408.

It is an arithmetic number, because the mean of its divisors is an integer number (696837600).

Almost surely, 2^5405648971 is an apocalyptic number.

5405648971 is a deficient number, since it is larger than the sum of its proper divisors (169051829).

5405648971 is a wasteful number, since it uses less digits than its factorization.

5405648971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290569.

The product of its (nonzero) digits is 1209600, while the sum is 49.

The square root of 5405648971 is about 73523.1186158476. The cubic root of 5405648971 is about 1755.0221960759.

The spelling of 5405648971 in words is "five billion, four hundred five million, six hundred forty-eight thousand, nine hundred seventy-one".