213425614597 has 8 divisors (see below), whose sum is σ = 232118643960. Its totient is φ = 195057681600.

The previous prime is 213425614559. The next prime is 213425614603. The reversal of 213425614597 is 795416524312.

It can be written as a sum of positive squares in 4 ways, for example, as 43311436996 + 170114177601 = 208114^2 + 412449^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213425614597 is a prime.

It is a super-2 number, since 2×213425614597² (a number of 23 digits) contains 22 as substring.

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 213425614597.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213425614547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81272722 + ... + 81275347.

It is an arithmetic number, because the mean of its divisors is an integer number (29014830495).

Almost surely, 2^213425614597 is an apocalyptic number.

It is an amenable number.

213425614597 is a deficient number, since it is larger than the sum of its proper divisors (18693029363).

213425614597 is a wasteful number, since it uses less digits than its factorization.

213425614597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162548183.

The product of its digits is 1814400, while the sum is 49.

The spelling of 213425614597 in words is "two hundred thirteen billion, four hundred twenty-five million, six hundred fourteen thousand, five hundred ninety-seven".