400345151420000 has 120 divisors (see below), whose sum is σ = 984930310142856. Its totient is φ = 160134615936000.

The previous prime is 400345151419963. The next prime is 400345151420009. The reversal of 400345151420000 is 24151543004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400345151420009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1060151219 + ... + 1060528781.

Almost surely, 2^{400345151420000} is an apocalyptic number.

400345151420000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

400345151420000 is an abundant number, since it is smaller than the sum of its proper divisors (584585158722856).

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

400345151420000 is an equidigital number, since it uses as much as digits as its factorization.

400345151420000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430610 (or 430587 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The spelling of 400345151420000 in words is "four hundred trillion, three hundred forty-five billion, one hundred fifty-one million, four hundred twenty thousand".