263422507088 has 80 divisors (see below), whose sum is σ = 562654779456. Its totient is φ = 118703370240.

The previous prime is 263422507067. The next prime is 263422507093. The reversal of 263422507088 is 880705224362.

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, 30145856 + ... + 30154592.

Almost surely, 2^263422507088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 263422507088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281327389728).

263422507088 is an abundant number, since it is smaller than the sum of its proper divisors (299232272368).

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

263422507088 is a wasteful number, since it uses less digits than its factorization.

263422507088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12172 (or 12166 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 47.

The spelling of 263422507088 in words is "two hundred sixty-three billion, four hundred twenty-two million, five hundred seven thousand, eighty-eight".