263136045553342 has 64 divisors (see below), whose sum is σ = 444047909760000. Its totient is φ = 116035951046400.

The previous prime is 263136045553313. The next prime is 263136045553369. The reversal of 263136045553342 is 243355540631362.

It is a super-2 number, since 2×263136045553342² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 263136045553342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3261397242 + ... + 3261477922.

It is an arithmetic number, because the mean of its divisors is an integer number (6938248590000).

Almost surely, 2^{263136045553342} is an apocalyptic number.

263136045553342 is a deficient number, since it is larger than the sum of its proper divisors (180911864206658).

263136045553342 is a wasteful number, since it uses less digits than its factorization.

263136045553342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86809.

The product of its (nonzero) digits is 23328000, while the sum is 52.

The spelling of 263136045553342 in words is "two hundred sixty-three trillion, one hundred thirty-six billion, forty-five million, five hundred fifty-three thousand, three hundred forty-two".