263630510796 has 24 divisors (see below), whose sum is σ = 619055938480. Its totient is φ = 87317111232.

The previous prime is 263630510791. The next prime is 263630510797. The reversal of 263630510796 is 697015036362.

It is not an unprimeable number, because it can be changed into a prime (263630510791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69963751 + ... + 69967518.

Almost surely, 2^263630510796 is an apocalyptic number.

It is an amenable number.

263630510796 is an abundant number, since it is smaller than the sum of its proper divisors (355425427684).

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

263630510796 is a wasteful number, since it uses less digits than its factorization.

263630510796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139931433 (or 139931431 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 48.

The spelling of 263630510796 in words is "two hundred sixty-three billion, six hundred thirty million, five hundred ten thousand, seven hundred ninety-six".