65375664112503 has 24 divisors (see below), whose sum is σ = 96179607001920. Its totient is φ = 42783342264000.

The previous prime is 65375664112477. The next prime is 65375664112553. The reversal of 65375664112503 is 30521146657356.

65375664112503 is a `hidden beast` number, since 6 + 5 + 3 + 75 + 6 + 64 + 1 + 1 + 2 + 503 = 666.

It is not a de Polignac number, because 65375664112503 - 2⁹ = 65375664111991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65375664112503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65375664112553) 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, 265625248 + ... + 265871253.

It is an arithmetic number, because the mean of its divisors is an integer number (4007483625080).

Almost surely, 2^{65375664112503} is an apocalyptic number.

65375664112503 is a deficient number, since it is larger than the sum of its proper divisors (30803942889417).

65375664112503 is a wasteful number, since it uses less digits than its factorization.

65375664112503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531496759 (or 531496756 counting only the distinct ones).

The product of its (nonzero) digits is 13608000, while the sum is 54.

The spelling of 65375664112503 in words is "sixty-five trillion, three hundred seventy-five billion, six hundred sixty-four million, one hundred twelve thousand, five hundred three".