5040423155542 has 4 divisors (see below), whose sum is σ = 7560634733316. Its totient is φ = 2520211577770.

The previous prime is 5040423155533. The next prime is 5040423155543. The reversal of 5040423155542 is 2455513240405.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 5040423155495 and 5040423155504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5040423155543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260105788884 + ... + 1260105788887.

It is an arithmetic number, because the mean of its divisors is an integer number (1890158683329).

Almost surely, 2^{5040423155542} is an apocalyptic number.

5040423155542 is a deficient number, since it is larger than the sum of its proper divisors (2520211577774).

5040423155542 is a wasteful number, since it uses less digits than its factorization.

5040423155542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2520211577773.

The product of its (nonzero) digits is 480000, while the sum is 40.

Adding to 5040423155542 its reverse (2455513240405), we get a palindrome (7495936395947).

The spelling of 5040423155542 in words is "five trillion, forty billion, four hundred twenty-three million, one hundred fifty-five thousand, five hundred forty-two".