5436442331 has 4 divisors (see below), whose sum is σ = 5436784512. Its totient is φ = 5436100152.

The previous prime is 5436442327. The next prime is 5436442343. The reversal of 5436442331 is 1332446345.

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 5436442331 - 2² = 5436442327 is a prime.

It is a super-2 number, since 2×5436442331² = 59109810436577427122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5436442291 and 5436442300.

It is not an unprimeable number, because it can be changed into a prime (5436445331) 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, 146036 + ... + 179441.

It is an arithmetic number, because the mean of its divisors is an integer number (1359196128).

Almost surely, 2^5436442331 is an apocalyptic number.

5436442331 is a deficient number, since it is larger than the sum of its proper divisors (342181).

5436442331 is a wasteful number, since it uses less digits than its factorization.

5436442331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342180.

The product of its digits is 103680, while the sum is 35.

The square root of 5436442331 is about 73732.2340025040. The cubic root of 5436442331 is about 1758.3483915144.

Adding to 5436442331 its reverse (1332446345), we get a palindrome (6768888676).

The spelling of 5436442331 in words is "five billion, four hundred thirty-six million, four hundred forty-two thousand, three hundred thirty-one".