400200204224403 has 16 divisors (see below), whose sum is σ = 646788208848000. Its totient is φ = 242545578317640.

The previous prime is 400200204224393. The next prime is 400200204224449. The reversal of 400200204224403 is 304422402002004.

It is not a de Polignac number, because 400200204224403 - 2⁹ = 400200204223891 is a prime.

It is a super-2 number, since 2×400200204224403² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (400200204224503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 673737717253 + ... + 673737717846.

It is an arithmetic number, because the mean of its divisors is an integer number (40424263053000).

Almost surely, 2^{400200204224403} is an apocalyptic number.

400200204224403 is a deficient number, since it is larger than the sum of its proper divisors (246588004623597).

400200204224403 is a wasteful number, since it uses less digits than its factorization.

400200204224403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347475435119 (or 1347475435113 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 27.

Adding to 400200204224403 its reverse (304422402002004), we get a palindrome (704622606226407).

The spelling of 400200204224403 in words is "four hundred trillion, two hundred billion, two hundred four million, two hundred twenty-four thousand, four hundred three".