263372256964 has 12 divisors (see below), whose sum is σ = 464419782288. Its totient is φ = 130680890600.

The previous prime is 263372256941. The next prime is 263372256977. The reversal of 263372256964 is 469652273362.

263372256964 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×263372256964² (a number of 24 digits) contains 22 as substring.

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, 251308882 + ... + 251309929.

It is an arithmetic number, because the mean of its divisors is an integer number (38701648524).

Almost surely, 2^263372256964 is an apocalyptic number.

It is an amenable number.

263372256964 is a deficient number, since it is larger than the sum of its proper divisors (201047525324).

263372256964 is a wasteful number, since it uses less digits than its factorization.

263372256964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502618946 (or 502618944 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 55.

The spelling of 263372256964 in words is "two hundred sixty-three billion, three hundred seventy-two million, two hundred fifty-six thousand, nine hundred sixty-four".