400345115520325 has 24 divisors (see below), whose sum is σ = 501735301483680. Its totient is φ = 316870155336000.

The previous prime is 400345115520277. The next prime is 400345115520367. The reversal of 400345115520325 is 523025511543004.

It is not a de Polignac number, because 400345115520325 - 2¹⁵ = 400345115487557 is a prime.

It is a congruent number.

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, 226180851 + ... + 227944000.

It is an arithmetic number, because the mean of its divisors is an integer number (20905637561820).

Almost surely, 2^{400345115520325} is an apocalyptic number.

It is an amenable number.

400345115520325 is a deficient number, since it is larger than the sum of its proper divisors (101390185963355).

400345115520325 is a wasteful number, since it uses less digits than its factorization.

400345115520325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454125237 (or 454125232 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 400345115520325 in words is "four hundred trillion, three hundred forty-five billion, one hundred fifteen million, five hundred twenty thousand, three hundred twenty-five".