263552461260 has 48 divisors (see below), whose sum is σ = 805032974592. Its totient is φ = 63891505600.

The previous prime is 263552461231. The next prime is 263552461279. The reversal of 263552461260 is 62164255362.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199660296 + ... + 199661615.

It is an arithmetic number, because the mean of its divisors is an integer number (16771520304).

Almost surely, 2^263552461260 is an apocalyptic number.

263552461260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

263552461260 is an abundant number, since it is smaller than the sum of its proper divisors (541480513332).

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

263552461260 is a wasteful number, since it uses less digits than its factorization.

263552461260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399321934 (or 399321932 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 263552461260 in words is "two hundred sixty-three billion, five hundred fifty-two million, four hundred sixty-one thousand, two hundred sixty".