263955152 has 20 divisors (see below), whose sum is σ = 518421060. Its totient is φ = 130169088.

The previous prime is 263955121. The next prime is 263955179. The reversal of 263955152 is 251559362.

It can be written as a sum of positive squares in 2 ways, for example, as 145057936 + 118897216 = 12044^2 + 10904^2 .

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, 111827 + ... + 114162.

It is an arithmetic number, because the mean of its divisors is an integer number (25921053).

Almost surely, 2^263955152 is an apocalyptic number.

It is an amenable number.

263955152 is a deficient number, since it is larger than the sum of its proper divisors (254465908).

263955152 is a wasteful number, since it uses less digits than its factorization.

263955152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226070 (or 226064 counting only the distinct ones).

The product of its digits is 81000, while the sum is 38.

The square root of 263955152 is about 16246.6966488576. The cubic root of 263955152 is about 641.4705378057.

The spelling of 263955152 in words is "two hundred sixty-three million, nine hundred fifty-five thousand, one hundred fifty-two".