263116444461398 has 32 divisors (see below), whose sum is σ = 455961035861280. Its totient is φ = 112543397775360.

The previous prime is 263116444461373. The next prime is 263116444461433. The reversal of 263116444461398 is 893164444611362.

It is a super-3 number, since 3×263116444461398³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 263116444461398.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59703911 + ... + 63959282.

It is an arithmetic number, because the mean of its divisors is an integer number (14248782370665).

Almost surely, 2^{263116444461398} is an apocalyptic number.

263116444461398 is a deficient number, since it is larger than the sum of its proper divisors (192844591399882).

263116444461398 is a wasteful number, since it uses less digits than its factorization.

263116444461398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123668912.

The product of its digits is 71663616, while the sum is 62.

The spelling of 263116444461398 in words is "two hundred sixty-three trillion, one hundred sixteen billion, four hundred forty-four million, four hundred sixty-one thousand, three hundred ninety-eight".