320253325323400 has 96 divisors (see below), whose sum is σ = 880302244104000. Its totient is φ = 106014893886720.

The previous prime is 320253325323353. The next prime is 320253325323509. The reversal of 320253325323400 is 4323523352023.

It is a self number, because there is not a number n which added to its sum of digits gives 320253325323400.

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, 3943965870 + ... + 3944047069.

It is an arithmetic number, because the mean of its divisors is an integer number (9169815042750).

Almost surely, 2^{320253325323400} is an apocalyptic number.

It is an amenable number.

320253325323400 is an abundant number, since it is smaller than the sum of its proper divisors (560048918780600).

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

320253325323400 is a wasteful number, since it uses less digits than its factorization.

320253325323400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7888012991 (or 7888012982 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 37.

Adding to 320253325323400 its reverse (4323523352023), we get a palindrome (324576848675423).

The spelling of 320253325323400 in words is "three hundred twenty trillion, two hundred fifty-three billion, three hundred twenty-five million, three hundred twenty-three thousand, four hundred".