667159500004 has 24 divisors (see below), whose sum is σ = 1179912654648. Its totient is φ = 330046214400.

The previous prime is 667159499887. The next prime is 667159500023. The reversal of 667159500004 is 400005951766.

667159500004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 185381913600 + 481777586404 = 430560^2 + 694102^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2734 + ... + 1155130.

It is an arithmetic number, because the mean of its divisors is an integer number (49163027277).

Almost surely, 2^667159500004 is an apocalyptic number.

It is an amenable number.

667159500004 is a deficient number, since it is larger than the sum of its proper divisors (512753154644).

667159500004 is a wasteful number, since it uses less digits than its factorization.

667159500004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153935 (or 1153933 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 667159500004 in words is "six hundred sixty-seven billion, one hundred fifty-nine million, five hundred thousand, four".