542743222347245 has 16 divisors (see below), whose sum is σ = 678114362746800. Its totient is φ = 416660130700800.

The previous prime is 542743222347211. The next prime is 542743222347247.

542743222347245 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 8 ways, for example, as 229754686990921 + 312988535356324 = 15157661^2 + 17691482^2 .

It is not a de Polignac number, because 542743222347245 - 2²⁴ = 542743205570029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542743222347247) 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, 21701035970 + ... + 21701060979.

It is an arithmetic number, because the mean of its divisors is an integer number (42382147671675).

Almost surely, 2^{542743222347245} is an apocalyptic number.

It is an amenable number.

542743222347245 is a deficient number, since it is larger than the sum of its proper divisors (135371140399555).

542743222347245 is a wasteful number, since it uses less digits than its factorization.

542743222347245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43402097056.

The product of its digits is 90316800, while the sum is 56.

The spelling of 542743222347245 in words is "five hundred forty-two trillion, seven hundred forty-three billion, two hundred twenty-two million, three hundred forty-seven thousand, two hundred forty-five".