6771200955523 has 4 divisors (see below), whose sum is σ = 6783227956008. Its totient is φ = 6759173955040.

The previous prime is 6771200955517. The next prime is 6771200955527. The reversal of 6771200955523 is 3255590021776.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6771200955523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6771200955527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6013499398 + ... + 6013500523.

It is an arithmetic number, because the mean of its divisors is an integer number (1695806989002).

Almost surely, 2^{6771200955523} is an apocalyptic number.

6771200955523 is a deficient number, since it is larger than the sum of its proper divisors (12027000485).

6771200955523 is a wasteful number, since it uses less digits than its factorization.

6771200955523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12027000484.

The product of its (nonzero) digits is 3969000, while the sum is 52.

The spelling of 6771200955523 in words is "six trillion, seven hundred seventy-one billion, two hundred million, nine hundred fifty-five thousand, five hundred twenty-three".