542263646362245 has 16 divisors (see below), whose sum is σ = 867673109441472. Its totient is φ = 289190186305920.

The previous prime is 542263646362201. The next prime is 542263646362247.

542263646362245 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 542263646362245 - 2¹² = 542263646358149 is a prime.

It is a super-2 number, since 2×542263646362245² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542263646362247) 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, 1067972347 + ... + 1068479976.

It is an arithmetic number, because the mean of its divisors is an integer number (54229569340092).

Almost surely, 2^{542263646362245} is an apocalyptic number.

It is an amenable number.

542263646362245 is a deficient number, since it is larger than the sum of its proper divisors (325409463079227).

542263646362245 is a wasteful number, since it uses less digits than its factorization.

542263646362245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136469252.

The product of its digits is 298598400, while the sum is 60.

The spelling of 542263646362245 in words is "five hundred forty-two trillion, two hundred sixty-three billion, six hundred forty-six million, three hundred sixty-two thousand, two hundred forty-five".