671320414457 has 8 divisors (see below), whose sum is σ = 836970906432. Its totient is φ = 523106816400.

The previous prime is 671320414439. The next prime is 671320414459. The reversal of 671320414457 is 754414023176.

671320414457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 671320414457 - 2³⁰ = 670246672633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (671320414459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4359223394 + ... + 4359223547.

It is an arithmetic number, because the mean of its divisors is an integer number (104621363304).

Almost surely, 2^671320414457 is an apocalyptic number.

It is an amenable number.

671320414457 is a deficient number, since it is larger than the sum of its proper divisors (165650491975).

671320414457 is a wasteful number, since it uses less digits than its factorization.

671320414457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8718446959.

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 671320414457 in words is "six hundred seventy-one billion, three hundred twenty million, four hundred fourteen thousand, four hundred fifty-seven".