671255025232 has 60 divisors (see below), whose sum is σ = 1478831950260. Its totient is φ = 294594657280.

The previous prime is 671255025191. The next prime is 671255025247. The reversal of 671255025232 is 232520552176.

It can be written as a sum of positive squares in 2 ways, for example, as 239653327936 + 431601697296 = 489544^2 + 656964^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5921833 + ... + 6034120.

It is an arithmetic number, because the mean of its divisors is an integer number (24647199171).

Almost surely, 2^671255025232 is an apocalyptic number.

It is an amenable number.

671255025232 is an abundant number, since it is smaller than the sum of its proper divisors (807576925028).

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

671255025232 is a wasteful number, since it uses less digits than its factorization.

671255025232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11956012 (or 11955995 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 40.

The spelling of 671255025232 in words is "six hundred seventy-one billion, two hundred fifty-five million, twenty-five thousand, two hundred thirty-two".