542602323454 has 4 divisors (see below), whose sum is σ = 813903485184. Its totient is φ = 271301161726.

The previous prime is 542602323413. The next prime is 542602323481. The reversal of 542602323454 is 454323206245.

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

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135650580862 + ... + 135650580865.

It is an arithmetic number, because the mean of its divisors is an integer number (203475871296).

Almost surely, 2^542602323454 is an apocalyptic number.

542602323454 is a deficient number, since it is larger than the sum of its proper divisors (271301161730).

542602323454 is a wasteful number, since it uses less digits than its factorization.

542602323454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271301161729.

The product of its (nonzero) digits is 691200, while the sum is 40.

Adding to 542602323454 its reverse (454323206245), we get a palindrome (996925529699).

The spelling of 542602323454 in words is "five hundred forty-two billion, six hundred two million, three hundred twenty-three thousand, four hundred fifty-four".