6423775072648 has 64 divisors (see below), whose sum is σ = 12918440747520. Its totient is φ = 2986774560000.

The previous prime is 6423775072573. The next prime is 6423775072651. The reversal of 6423775072648 is 8462705773246.

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, 7997398 + ... + 8763898.

It is an arithmetic number, because the mean of its divisors is an integer number (201850636680).

Almost surely, 2^{6423775072648} is an apocalyptic number.

It is an amenable number.

6423775072648 is an abundant number, since it is smaller than the sum of its proper divisors (6494665674872).

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

6423775072648 is a wasteful number, since it uses less digits than its factorization.

6423775072648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767798 (or 767794 counting only the distinct ones).

The product of its (nonzero) digits is 94832640, while the sum is 61.

The spelling of 6423775072648 in words is "six trillion, four hundred twenty-three billion, seven hundred seventy-five million, seventy-two thousand, six hundred forty-eight".