667473063517025 has 24 divisors (see below), whose sum is σ = 842610729134400. Its totient is φ = 524356772788800.

The previous prime is 667473063516947. The next prime is 667473063517067. The reversal of 667473063517025 is 520715360374766.

It is not a de Polignac number, because 667473063517025 - 2¹⁴ = 667473063500641 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244849106 + ... + 247560155.

It is an arithmetic number, because the mean of its divisors is an integer number (35108780380600).

Almost surely, 2^{667473063517025} is an apocalyptic number.

It is an amenable number.

667473063517025 is a deficient number, since it is larger than the sum of its proper divisors (175137665617375).

667473063517025 is a wasteful number, since it uses less digits than its factorization.

667473063517025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492410249 (or 492410244 counting only the distinct ones).

The product of its (nonzero) digits is 133358400, while the sum is 62.

The spelling of 667473063517025 in words is "six hundred sixty-seven trillion, four hundred seventy-three billion, sixty-three million, five hundred seventeen thousand, twenty-five".