5531403606542 has 32 divisors (see below), whose sum is σ = 9456212613600. Its totient is φ = 2403539824000.

The previous prime is 5531403606541. The next prime is 5531403606587. The reversal of 5531403606542 is 2456063041355.

It is a junction number, because it is equal to n+sod(n) for n = 5531403606493 and 5531403606502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5531403606541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42855917 + ... + 42984792.

It is an arithmetic number, because the mean of its divisors is an integer number (295506644175).

Almost surely, 2^{5531403606542} is an apocalyptic number.

5531403606542 is a deficient number, since it is larger than the sum of its proper divisors (3924809007058).

5531403606542 is a wasteful number, since it uses less digits than its factorization.

5531403606542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85840852.

The product of its (nonzero) digits is 1296000, while the sum is 44.

Adding to 5531403606542 its reverse (2456063041355), we get a palindrome (7987466647897).

The spelling of 5531403606542 in words is "five trillion, five hundred thirty-one billion, four hundred three million, six hundred six thousand, five hundred forty-two".