263730756051056 has 40 divisors (see below), whose sum is σ = 584071883685504. Its totient is φ = 113008762722240.

The previous prime is 263730756051047. The next prime is 263730756051067. The reversal of 263730756051056 is 650150657037362.

It is a super-2 number, since 2×263730756051056² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a junction number, because it is equal to n+sod(n) for n = 263730756050992 and 263730756051010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194155130 + ... + 195508761.

Almost surely, 2^{263730756051056} is an apocalyptic number.

It is an amenable number.

263730756051056 is an abundant number, since it is smaller than the sum of its proper divisors (320341127634448).

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

263730756051056 is a wasteful number, since it uses less digits than its factorization.

263730756051056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389669949 (or 389669943 counting only the distinct ones).

The product of its (nonzero) digits is 23814000, while the sum is 56.

The spelling of 263730756051056 in words is "two hundred sixty-three trillion, seven hundred thirty billion, seven hundred fifty-six million, fifty-one thousand, fifty-six".