667614113474125 has 8 divisors (see below), whose sum is σ = 833182413615864. Its totient is φ = 534091290779200.

The previous prime is 667614113474107. The next prime is 667614113474141. The reversal of 667614113474125 is 521474311416766.

It can be written as a sum of positive squares in 4 ways, for example, as 98822427256809 + 568791686217316 = 9940947^2 + 23849354^2 .

It is not a de Polignac number, because 667614113474125 - 2¹³ = 667614113465933 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 667614113474125.

It is a congruent number.

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, 2670456453772 + ... + 2670456454021.

It is an arithmetic number, because the mean of its divisors is an integer number (104147801701983).

Almost surely, 2^{667614113474125} is an apocalyptic number.

It is an amenable number.

667614113474125 is a deficient number, since it is larger than the sum of its proper divisors (165568300141739).

667614113474125 is an equidigital number, since it uses as much as digits as its factorization.

667614113474125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5340912907808 (or 5340912907798 counting only the distinct ones).

The product of its digits is 20321280, while the sum is 58.

The spelling of 667614113474125 in words is "six hundred sixty-seven trillion, six hundred fourteen billion, one hundred thirteen million, four hundred seventy-four thousand, one hundred twenty-five".