671511676652 has 48 divisors (see below), whose sum is σ = 1185423090432. Its totient is φ = 332835471360.

The previous prime is 671511676651. The next prime is 671511676679. The reversal of 671511676652 is 256676115176.

671511676652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 671511676594 and 671511676603.

It is not an unprimeable number, because it can be changed into a prime (671511676651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252731708 + ... + 252734364.

It is an arithmetic number, because the mean of its divisors is an integer number (24696314384).

Almost surely, 2^671511676652 is an apocalyptic number.

It is an amenable number.

671511676652 is a deficient number, since it is larger than the sum of its proper divisors (513911413780).

671511676652 is a wasteful number, since it uses less digits than its factorization.

671511676652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3978 (or 3976 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 53.

The spelling of 671511676652 in words is "six hundred seventy-one billion, five hundred eleven million, six hundred seventy-six thousand, six hundred fifty-two".