1002400683263 has 4 divisors (see below), whose sum is σ = 1145600780880. Its totient is φ = 859200585648.

The previous prime is 1002400683259. The next prime is 1002400683289. The reversal of 1002400683263 is 3623860042001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1002400683263 - 2² = 1002400683259 is a prime.

It is a super-2 number, since 2×1002400683263² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002400683253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71600048798 + ... + 71600048811.

It is an arithmetic number, because the mean of its divisors is an integer number (286400195220).

Almost surely, 2^{1002400683263} is an apocalyptic number.

1002400683263 is a deficient number, since it is larger than the sum of its proper divisors (143200097617).

1002400683263 is an equidigital number, since it uses as much as digits as its factorization.

1002400683263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143200097616.

The product of its (nonzero) digits is 41472, while the sum is 35.

The spelling of 1002400683263 in words is "one trillion, two billion, four hundred million, six hundred eighty-three thousand, two hundred sixty-three".