6650539765492 has 24 divisors (see below), whose sum is σ = 13308344013440. Its totient is φ = 2848674653280.

The previous prime is 6650539765489. The next prime is 6650539765559. The reversal of 6650539765492 is 2945679350566.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64809267 + ... + 64911802.

Almost surely, 2^{6650539765492} is an apocalyptic number.

It is an amenable number.

6650539765492 is an abundant number, since it is smaller than the sum of its proper divisors (6657804247948).

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

6650539765492 is a wasteful number, since it uses less digits than its factorization.

6650539765492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129722911 (or 129722909 counting only the distinct ones).

The product of its (nonzero) digits is 367416000, while the sum is 67.

The spelling of 6650539765492 in words is "six trillion, six hundred fifty billion, five hundred thirty-nine million, seven hundred sixty-five thousand, four hundred ninety-two".