6574667648057 has 4 divisors (see below), whose sum is σ = 6574745117556. Its totient is φ = 6574590178560.

The previous prime is 6574667647963. The next prime is 6574667648077. The reversal of 6574667648057 is 7508467664756.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3275155248121 + 3299512399936 = 1809739^2 + 1816456^2 .

It is a cyclic number.

It is not a de Polignac number, because 6574667648057 - 2²⁰ = 6574666599481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6574667648077) 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, 38607308 + ... + 38777229.

It is an arithmetic number, because the mean of its divisors is an integer number (1643686279389).

Almost surely, 2^{6574667648057} is an apocalyptic number.

It is an amenable number.

6574667648057 is a deficient number, since it is larger than the sum of its proper divisors (77469499).

6574667648057 is an equidigital number, since it uses as much as digits as its factorization.

6574667648057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77469498.

The product of its (nonzero) digits is 1422489600, while the sum is 71.

The spelling of 6574667648057 in words is "six trillion, five hundred seventy-four billion, six hundred sixty-seven million, six hundred forty-eight thousand, fifty-seven".