667003673539 has 16 divisors (see below), whose sum is σ = 764597176000. Its totient is φ = 569987518464.

The previous prime is 667003673509. The next prime is 667003673579. The reversal of 667003673539 is 935376300766.

It is not a de Polignac number, because 667003673539 - 2¹¹ = 667003671491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 667003673539.

It is not an unprimeable number, because it can be changed into a prime (667003673509) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 18277399 + ... + 18313855.

It is an arithmetic number, because the mean of its divisors is an integer number (47787323500).

Almost surely, 2^667003673539 is an apocalyptic number.

667003673539 is a deficient number, since it is larger than the sum of its proper divisors (97593502461).

667003673539 is a wasteful number, since it uses less digits than its factorization.

667003673539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44302.

The product of its (nonzero) digits is 12859560, while the sum is 55.

The spelling of 667003673539 in words is "six hundred sixty-seven billion, three million, six hundred seventy-three thousand, five hundred thirty-nine".