671593979140284 has 48 divisors (see below), whose sum is σ = 1570335993632000. Its totient is φ = 223395687763200.

The previous prime is 671593979140261. The next prime is 671593979140367. The reversal of 671593979140284 is 482041979395176.

It is a congruent number.

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, 60724809 + ... + 70927359.

It is a 2-persistent number, because it is pandigital, and so is 2⋅671593979140284 = 1343187958280568, but 3⋅671593979140284 = 2014781937420852 is not.

Almost surely, 2^{671593979140284} is an apocalyptic number.

It is an amenable number.

671593979140284 is an abundant number, since it is smaller than the sum of its proper divisors (898742014491716).

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

671593979140284 is a wasteful number, since it uses less digits than its factorization.

671593979140284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10214050 (or 10214048 counting only the distinct ones).

The product of its (nonzero) digits is 823011840, while the sum is 75.

The spelling of 671593979140284 in words is "six hundred seventy-one trillion, five hundred ninety-three billion, nine hundred seventy-nine million, one hundred forty thousand, two hundred eighty-four".