263716084242 has 24 divisors (see below), whose sum is σ = 615337530444. Its totient is φ = 81143410464.

The previous prime is 263716084231. The next prime is 263716084249. The reversal of 263716084242 is 242480617362.

It is a happy number.

263716084242 is a `hidden beast` number, since 2 + 6 + 37 + 1 + 608 + 4 + 2 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 190681562241 + 73034522001 = 436671^2 + 270249^2 .

It is a super-3 number, since 3×263716084242³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (263716084249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 563495673 + ... + 563496140.

Almost surely, 2^263716084242 is an apocalyptic number.

263716084242 is an abundant number, since it is smaller than the sum of its proper divisors (351621446202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

263716084242 is a wasteful number, since it uses less digits than its factorization.

263716084242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126991834 (or 1126991831 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 263716084242 in words is "two hundred sixty-three billion, seven hundred sixteen million, eighty-four thousand, two hundred forty-two".