12313077528250 has 16 divisors (see below), whose sum is σ = 23050081133352. Its totient is φ = 4925231011200.

The previous prime is 12313077528239. The next prime is 12313077528253. The reversal of 12313077528250 is 5282577031321.

It can be written as a sum of positive squares in 4 ways, for example, as 4752386920009 + 7560690608241 = 2179997^2 + 2749671^2 .

It is a super-2 number, since 2×12313077528250² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12313077528250.

It is not an unprimeable number, because it can be changed into a prime (12313077528253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24626154807 + ... + 24626155306.

Almost surely, 2^{12313077528250} is an apocalyptic number.

12313077528250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12313077528250 is a deficient number, since it is larger than the sum of its proper divisors (10737003605102).

12313077528250 is an equidigital number, since it uses as much as digits as its factorization.

12313077528250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49252310130 (or 49252310120 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 12313077528250 in words is "twelve trillion, three hundred thirteen billion, seventy-seven million, five hundred twenty-eight thousand, two hundred fifty".