542440044245 has 32 divisors (see below), whose sum is σ = 722272481280. Its totient is φ = 387743688000.

The previous prime is 542440044241. The next prime is 542440044287.

542440044245 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 542440044245 - 2² = 542440044241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542440044199 and 542440044208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542440044241) 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, 22673840 + ... + 22697750.

It is an arithmetic number, because the mean of its divisors is an integer number (22571015040).

Almost surely, 2^542440044245 is an apocalyptic number.

542440044245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

542440044245 is a deficient number, since it is larger than the sum of its proper divisors (179832437035).

542440044245 is a wasteful number, since it uses less digits than its factorization.

542440044245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30977.

The product of its (nonzero) digits is 409600, while the sum is 38.

It can be divided in two parts, 5424400 and 44245, that added together give a palindrome (5468645).

The spelling of 542440044245 in words is "five hundred forty-two billion, four hundred forty million, forty-four thousand, two hundred forty-five".