263253675376 has 20 divisors (see below), whose sum is σ = 527642065800. Its totient is φ = 127087980992.

The previous prime is 263253675329. The next prime is 263253675397. The reversal of 263253675376 is 673576352362.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 283678066 + ... + 283678993.

It is an arithmetic number, because the mean of its divisors is an integer number (26382103290).

Almost surely, 2^263253675376 is an apocalyptic number.

It is an amenable number.

263253675376 is an abundant number, since it is smaller than the sum of its proper divisors (264388390424).

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

263253675376 is a wasteful number, since it uses less digits than its factorization.

263253675376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567357096 (or 567357090 counting only the distinct ones).

The product of its digits is 28576800, while the sum is 55.

The spelling of 263253675376 in words is "two hundred sixty-three billion, two hundred fifty-three million, six hundred seventy-five thousand, three hundred seventy-six".