263604136230 has 48 divisors (see below), whose sum is σ = 685403422704. Its totient is φ = 70291085760.

The previous prime is 263604136219. The next prime is 263604136253. The reversal of 263604136230 is 32631406362.

263604136230 is a `hidden beast` number, since 2 + 6 + 3 + 6 + 0 + 413 + 6 + 230 = 666.

It is a super-2 number, since 2×263604136230² (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 in 23 ways as a sum of consecutive naturals, for example, 2257585 + ... + 2371475.

It is an arithmetic number, because the mean of its divisors is an integer number (14279237973).

Almost surely, 2^263604136230 is an apocalyptic number.

263604136230 is an abundant number, since it is smaller than the sum of its proper divisors (421799286474).

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

263604136230 is a wasteful number, since it uses less digits than its factorization.

263604136230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139621 (or 139618 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

The spelling of 263604136230 in words is "two hundred sixty-three billion, six hundred four million, one hundred thirty-six thousand, two hundred thirty".