671902677376 has 32 divisors (see below), whose sum is σ = 1529778419280. Its totient is φ = 287958289920.

The previous prime is 671902677359. The next prime is 671902677379. The reversal of 671902677376 is 673776209176.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671902677379) 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, 374944795 + ... + 374946586.

Almost surely, 2^671902677376 is an apocalyptic number.

It is an amenable number.

671902677376 is an abundant number, since it is smaller than the sum of its proper divisors (857875741904).

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

671902677376 is an equidigital number, since it uses as much as digits as its factorization.

671902677376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749891402 (or 749891390 counting only the distinct ones).

The product of its (nonzero) digits is 28005264, while the sum is 61.

The spelling of 671902677376 in words is "six hundred seventy-one billion, nine hundred two million, six hundred seventy-seven thousand, three hundred seventy-six".