263322056152 has 8 divisors (see below), whose sum is σ = 493728855300. Its totient is φ = 131661028072.

The previous prime is 263322056149. The next prime is 263322056161. The reversal of 263322056152 is 251650223362.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×263322056152² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16457628502 + ... + 16457628517.

Almost surely, 2^263322056152 is an apocalyptic number.

It is an amenable number.

263322056152 is a deficient number, since it is larger than the sum of its proper divisors (230406799148).

263322056152 is a wasteful number, since it uses less digits than its factorization.

263322056152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32915257025 (or 32915257021 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 263322056152 in words is "two hundred sixty-three billion, three hundred twenty-two million, fifty-six thousand, one hundred fifty-two".