6548764478038 has 32 divisors (see below), whose sum is σ = 9894505595040. Its totient is φ = 3250671298560.

The previous prime is 6548764478033. The next prime is 6548764478057. The reversal of 6548764478038 is 8308744678456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6548764478033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 677850928 + ... + 677860588.

It is an arithmetic number, because the mean of its divisors is an integer number (309203299845).

Almost surely, 2^{6548764478038} is an apocalyptic number.

6548764478038 is a deficient number, since it is larger than the sum of its proper divisors (3345741117002).

6548764478038 is a wasteful number, since it uses less digits than its factorization.

6548764478038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13312.

The product of its (nonzero) digits is 867041280, while the sum is 70.

The spelling of 6548764478038 in words is "six trillion, five hundred forty-eight billion, seven hundred sixty-four million, four hundred seventy-eight thousand, thirty-eight".