400374473003 has 16 divisors (see below), whose sum is σ = 412019418720. Its totient is φ = 388919232000.

The previous prime is 400374472957. The next prime is 400374473017. The reversal of 400374473003 is 300374473004.

It is a cyclic number.

It is not a de Polignac number, because 400374473003 - 2¹⁴ = 400374456619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400374473903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1557203 + ... + 1796003.

It is an arithmetic number, because the mean of its divisors is an integer number (25751213670).

Almost surely, 2^400374473003 is an apocalyptic number.

400374473003 is a deficient number, since it is larger than the sum of its proper divisors (11644945717).

400374473003 is a wasteful number, since it uses less digits than its factorization.

400374473003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239198.

The product of its (nonzero) digits is 84672, while the sum is 35.

Subtracting from 400374473003 its reverse (300374473004), we obtain a palindrome (99999999999).

The spelling of 400374473003 in words is "four hundred billion, three hundred seventy-four million, four hundred seventy-three thousand, three".