263875000140 has 144 divisors (see below), whose sum is σ = 807461194176. Its totient is φ = 69750374400.

The previous prime is 263875000121. The next prime is 263875000159. The reversal of 263875000140 is 41000578362.

263875000140 is a `hidden beast` number, since 2 + 6 + 3 + 8 + 7 + 500 + 0 + 140 = 666.

It is an interprime number because it is at equal distance from previous prime (263875000121) and next prime (263875000159).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 263875000095 and 263875000104.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9748425 + ... + 9775455.

It is an arithmetic number, because the mean of its divisors is an integer number (5607369404).

Almost surely, 2^263875000140 is an apocalyptic number.

263875000140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 263875000140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (403730597088).

263875000140 is an abundant number, since it is smaller than the sum of its proper divisors (543586194036).

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

263875000140 is a wasteful number, since it uses less digits than its factorization.

263875000140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27520 (or 27515 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 263875000140 in words is "two hundred sixty-three billion, eight hundred seventy-five million, one hundred forty", and thus it is an aban number.