542145222541245 has 32 divisors (see below), whose sum is σ = 875857564108800. Its totient is φ = 286335738667584.

The previous prime is 542145222541201. The next prime is 542145222541249.

542145222541245 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 542145222541245 - 2¹⁶ = 542145222475709 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 542145222541194 and 542145222541203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542145222541249) 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, 494128576 + ... + 495224534.

It is an arithmetic number, because the mean of its divisors is an integer number (27370548878400).

Almost surely, 2^{542145222541245} is an apocalyptic number.

It is an amenable number.

542145222541245 is a deficient number, since it is larger than the sum of its proper divisors (333712341567555).

542145222541245 is a wasteful number, since it uses less digits than its factorization.

542145222541245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1416249.

The product of its digits is 5120000, while the sum is 48.

The spelling of 542145222541245 in words is "five hundred forty-two trillion, one hundred forty-five billion, two hundred twenty-two million, five hundred forty-one thousand, two hundred forty-five".