671425243221075 has 192 divisors, whose sum is σ = 1303680559104000. Its totient is φ = 298529647718400.

The previous prime is 671425243221053. The next prime is 671425243221121. The reversal of 671425243221075 is 570122342524176.

It is not a de Polignac number, because 671425243221075 - 2¹² = 671425243216979 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 11556542376 + ... + 11556600474.

It is an arithmetic number, because the mean of its divisors is an integer number (6790002912000).

Almost surely, 2^{671425243221075} is an apocalyptic number.

671425243221075 is a deficient number, since it is larger than the sum of its proper divisors (632255315882925).

671425243221075 is a wasteful number, since it uses less digits than its factorization.

671425243221075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60322 (or 60317 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 51.

The spelling of 671425243221075 in words is "six hundred seventy-one trillion, four hundred twenty-five billion, two hundred forty-three million, two hundred twenty-one thousand, seventy-five".