542044542351 has 32 divisors (see below), whose sum is σ = 781326120960. Its totient is φ = 332280115200.

The previous prime is 542044542329. The next prime is 542044542367. The reversal of 542044542351 is 153245440245.

It is not a de Polignac number, because 542044542351 - 2¹⁰ = 542044541327 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542044552351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10949866 + ... + 10999256.

It is an arithmetic number, because the mean of its divisors is an integer number (24416441280).

Almost surely, 2^542044542351 is an apocalyptic number.

542044542351 is a deficient number, since it is larger than the sum of its proper divisors (239281578609).

542044542351 is a wasteful number, since it uses less digits than its factorization.

542044542351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50487.

The product of its (nonzero) digits is 384000, while the sum is 39.

Adding to 542044542351 its reverse (153245440245), we get a palindrome (695289982596).

The spelling of 542044542351 in words is "five hundred forty-two billion, forty-four million, five hundred forty-two thousand, three hundred fifty-one".