262913963138 has 4 divisors (see below), whose sum is σ = 394370944710. Its totient is φ = 131456981568.

The previous prime is 262913963129. The next prime is 262913963177. The reversal of 262913963138 is 831369319262.

262913963138 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 228802458889 + 34111504249 = 478333^2 + 184693^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 262913963138.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65728490783 + ... + 65728490786.

Almost surely, 2^262913963138 is an apocalyptic number.

262913963138 is a deficient number, since it is larger than the sum of its proper divisors (131456981572).

262913963138 is a wasteful number, since it uses less digits than its factorization.

262913963138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131456981571.

The product of its digits is 2519424, while the sum is 53.

The spelling of 262913963138 in words is "two hundred sixty-two billion, nine hundred thirteen million, nine hundred sixty-three thousand, one hundred thirty-eight".