6540732575750 has 32 divisors (see below), whose sum is σ = 12315027482784. Its totient is φ = 2601169932000.

The previous prime is 6540732575717. The next prime is 6540732575779. The reversal of 6540732575750 is 575752370456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75572156 + ... + 75658655.

It is an arithmetic number, because the mean of its divisors is an integer number (384844608837).

Almost surely, 2^{6540732575750} is an apocalyptic number.

6540732575750 is a deficient number, since it is larger than the sum of its proper divisors (5774294907034).

6540732575750 is a wasteful number, since it uses less digits than its factorization.

6540732575750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151231001 (or 151230991 counting only the distinct ones).

The product of its (nonzero) digits is 30870000, while the sum is 56.

The spelling of 6540732575750 in words is "six trillion, five hundred forty billion, seven hundred thirty-two million, five hundred seventy-five thousand, seven hundred fifty".