400104482503 has 16 divisors (see below), whose sum is σ = 440814773376. Its totient is φ = 360121033440.

The previous prime is 400104482473. The next prime is 400104482507. The reversal of 400104482503 is 305284401004.

It is a cyclic number.

It is not a de Polignac number, because 400104482503 - 2¹³ = 400104474311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400104482507) 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, 1929325 + ... + 2126617.

It is an arithmetic number, because the mean of its divisors is an integer number (27550923336).

Almost surely, 2^400104482503 is an apocalyptic number.

400104482503 is a deficient number, since it is larger than the sum of its proper divisors (40710290873).

400104482503 is a wasteful number, since it uses less digits than its factorization.

400104482503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199134.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 400104482503 its reverse (305284401004), we get a palindrome (705388883507).

The spelling of 400104482503 in words is "four hundred billion, one hundred four million, four hundred eighty-two thousand, five hundred three".