400453302033121 has 8 divisors (see below), whose sum is σ = 400569559592384. Its totient is φ = 400337054935920.

The previous prime is 400453302033101. The next prime is 400453302033131. The reversal of 400453302033121 is 121330203354004.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 400453302033121 - 2⁵ = 400453302033089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400453302033101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74276860 + ... + 79485586.

It is an arithmetic number, because the mean of its divisors is an integer number (50071194949048).

Almost surely, 2^{400453302033121} is an apocalyptic number.

It is an amenable number.

400453302033121 is a deficient number, since it is larger than the sum of its proper divisors (116257559263).

400453302033121 is a wasteful number, since it uses less digits than its factorization.

400453302033121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5231031.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 400453302033121 its reverse (121330203354004), we get a palindrome (521783505387125).

The spelling of 400453302033121 in words is "four hundred trillion, four hundred fifty-three billion, three hundred two million, thirty-three thousand, one hundred twenty-one".