12535303113640 has 64 divisors (see below), whose sum is σ = 28300745779200. Its totient is φ = 4997027920128.

The previous prime is 12535303113637. The next prime is 12535303113643. The reversal of 12535303113640 is 4631130353521.

It is an interprime number because it is at equal distance from previous prime (12535303113637) and next prime (12535303113643).

It is a self number, because there is not a number n which added to its sum of digits gives 12535303113640.

It is not an unprimeable number, because it can be changed into a prime (12535303113643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13336857 + ... + 14245783.

It is an arithmetic number, because the mean of its divisors is an integer number (442199152800).

Almost surely, 2^{12535303113640} is an apocalyptic number.

12535303113640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12535303113640 is an abundant number, since it is smaller than the sum of its proper divisors (15765442665560).

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

12535303113640 is a wasteful number, since it uses less digits than its factorization.

12535303113640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910114 (or 910110 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 37.

The spelling of 12535303113640 in words is "twelve trillion, five hundred thirty-five billion, three hundred three million, one hundred thirteen thousand, six hundred forty".