5400432111231 has 24 divisors (see below), whose sum is σ = 8070209297280. Its totient is φ = 3475882568256.

The previous prime is 5400432111223. The next prime is 5400432111233. The reversal of 5400432111231 is 1321112340045.

5400432111231 is a `hidden beast` number, since 5 + 400 + 4 + 3 + 21 + 1 + 1 + 231 = 666.

It is not a de Polignac number, because 5400432111231 - 2³ = 5400432111223 is a prime.

It is a super-2 number, since 2×5400432111231² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5400432111195 and 5400432111204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5400432111233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2793010 + ... + 4312976.

It is an arithmetic number, because the mean of its divisors is an integer number (336258720720).

Almost surely, 2^{5400432111231} is an apocalyptic number.

5400432111231 is a deficient number, since it is larger than the sum of its proper divisors (2669777186049).

5400432111231 is a wasteful number, since it uses less digits than its factorization.

5400432111231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533615 (or 1533612 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 5400432111231 its reverse (1321112340045), we get a palindrome (6721544451276).

The spelling of 5400432111231 in words is "five trillion, four hundred billion, four hundred thirty-two million, one hundred eleven thousand, two hundred thirty-one".