325105042400 has 36 divisors (see below), whose sum is σ = 793662686712. Its totient is φ = 130042016640.

The previous prime is 325105042397. The next prime is 325105042417. The reversal of 325105042400 is 4240501523.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 325105042400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 203189852 + ... + 203191451.

It is an arithmetic number, because the mean of its divisors is an integer number (22046185742).

Almost surely, 2^325105042400 is an apocalyptic number.

It is an amenable number.

325105042400 is an abundant number, since it is smaller than the sum of its proper divisors (468557644312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

325105042400 is a wasteful number, since it uses less digits than its factorization.

325105042400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406381323 (or 406381310 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 325105042400 its reverse (4240501523), we get a palindrome (329345543923).

The spelling of 325105042400 in words is "three hundred twenty-five billion, one hundred five million, forty-two thousand, four hundred".