10312263136520 has 32 divisors (see below), whose sum is σ = 23202857401920. Its totient is φ = 4124858082240.

The previous prime is 10312263136519. The next prime is 10312263136529. The reversal of 10312263136520 is 2563136221301.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10312263136529) 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, 2179085 + ... + 5037155.

It is an arithmetic number, because the mean of its divisors is an integer number (725089293810).

Almost surely, 2^{10312263136520} is an apocalyptic number.

10312263136520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10312263136520 is an abundant number, since it is smaller than the sum of its proper divisors (12890594265400).

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

10312263136520 is a wasteful number, since it uses less digits than its factorization.

10312263136520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2948285 (or 2948281 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

Adding to 10312263136520 its reverse (2563136221301), we get a palindrome (12875399357821).

The spelling of 10312263136520 in words is "ten trillion, three hundred twelve billion, two hundred sixty-three million, one hundred thirty-six thousand, five hundred twenty".