813263395150 has 48 divisors (see below), whose sum is σ = 1632867141600. Its totient is φ = 300431922560.

The previous prime is 813263395129. The next prime is 813263395151. The reversal of 813263395150 is 51593362318.

It is a super-2 number, since 2×813263395150² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a self number, because there is not a number n which added to its sum of digits gives 813263395150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (813263395151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12159505 + ... + 12226204.

It is an arithmetic number, because the mean of its divisors is an integer number (34018065450).

Almost surely, 2^813263395150 is an apocalyptic number.

813263395150 is an abundant number, since it is smaller than the sum of its proper divisors (819603746450).

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

813263395150 is a wasteful number, since it uses less digits than its factorization.

813263395150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24385773 (or 24385768 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 46.

The spelling of 813263395150 in words is "eight hundred thirteen billion, two hundred sixty-three million, three hundred ninety-five thousand, one hundred fifty".