6505874238753 has 32 divisors (see below), whose sum is σ = 9728923115520. Its totient is φ = 4296487862160.

The previous prime is 6505874238749. The next prime is 6505874238779. The reversal of 6505874238753 is 3578324785056.

6505874238753 is a `hidden beast` number, since 6 + 5 + 0 + 5 + 87 + 423 + 87 + 53 = 666.

It is not a de Polignac number, because 6505874238753 - 2² = 6505874238749 is a prime.

It is a super-2 number, since 2×6505874238753² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6505874238713) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68384208 + ... + 68479278.

It is an arithmetic number, because the mean of its divisors is an integer number (304028847360).

Almost surely, 2^{6505874238753} is an apocalyptic number.

It is an amenable number.

6505874238753 is a deficient number, since it is larger than the sum of its proper divisors (3223048876767).

6505874238753 is a wasteful number, since it uses less digits than its factorization.

6505874238753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118874 (or 118868 counting only the distinct ones).

The product of its (nonzero) digits is 169344000, while the sum is 63.

The spelling of 6505874238753 in words is "six trillion, five hundred five billion, eight hundred seventy-four million, two hundred thirty-eight thousand, seven hundred fifty-three".