13442400431541 has 12 divisors (see below), whose sum is σ = 19518459267840. Its totient is φ = 8914680913320.

The previous prime is 13442400431531. The next prime is 13442400431569. The reversal of 13442400431541 is 14513400424431.

It is a happy number.

13442400431541 is a `hidden beast` number, since 1 + 3 + 4 + 42 + 40 + 0 + 4 + 31 + 541 = 666.

13442400431541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13442400431541 - 2⁶ = 13442400431477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13442400431496 and 13442400431505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13442400431521) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3909946051 + ... + 3909949488.

It is an arithmetic number, because the mean of its divisors is an integer number (1626538272320).

Almost surely, 2^{13442400431541} is an apocalyptic number.

It is an amenable number.

13442400431541 is a deficient number, since it is larger than the sum of its proper divisors (6076058836299).

13442400431541 is a wasteful number, since it uses less digits than its factorization.

13442400431541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7819895736 (or 7819895733 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 13442400431541 its reverse (14513400424431), we get a palindrome (27955800855972).

The spelling of 13442400431541 in words is "thirteen trillion, four hundred forty-two billion, four hundred million, four hundred thirty-one thousand, five hundred forty-one".