645325358414 has 16 divisors (see below), whose sum is σ = 1092400294320. Its totient is φ = 283214890560.

The previous prime is 645325358399. The next prime is 645325358423. The reversal of 645325358414 is 414853523546.

It is a Curzon number.

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, 505740239 + ... + 505741514.

It is an arithmetic number, because the mean of its divisors is an integer number (68275018395).

Almost surely, 2^645325358414 is an apocalyptic number.

645325358414 is a deficient number, since it is larger than the sum of its proper divisors (447074935906).

645325358414 is a wasteful number, since it uses less digits than its factorization.

645325358414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011481795.

The product of its digits is 6912000, while the sum is 50.

The spelling of 645325358414 in words is "six hundred forty-five billion, three hundred twenty-five million, three hundred fifty-eight thousand, four hundred fourteen".