5442401641 has 4 divisors (see below), whose sum is σ = 5762542932. Its totient is φ = 5122260352.

The previous prime is 5442401617. The next prime is 5442401659. The reversal of 5442401641 is 1461042445.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1461042445 = 5 ⋅292208489.

It can be written as a sum of positive squares in 2 ways, for example, as 4756171225 + 686230416 = 68965^2 + 26196^2 .

It is a cyclic number.

It is not a de Polignac number, because 5442401641 - 2³¹ = 3294917993 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5442401441) 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, 160070620 + ... + 160070653.

It is an arithmetic number, because the mean of its divisors is an integer number (1440635733).

Almost surely, 2^5442401641 is an apocalyptic number.

It is an amenable number.

5442401641 is a deficient number, since it is larger than the sum of its proper divisors (320141291).

5442401641 is a wasteful number, since it uses less digits than its factorization.

5442401641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320141290.

The product of its (nonzero) digits is 15360, while the sum is 31.

The square root of 5442401641 is about 73772.6347706248. The cubic root of 5442401641 is about 1758.9906446683.

The spelling of 5442401641 in words is "five billion, four hundred forty-two million, four hundred one thousand, six hundred forty-one".