400050112503 has 32 divisors (see below), whose sum is σ = 572228616960. Its totient is φ = 247716057600.

The previous prime is 400050112481. The next prime is 400050112523. The reversal of 400050112503 is 305211050004.

It is not a de Polignac number, because 400050112503 - 2⁶ = 400050112439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 400050112503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400050112523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1454868 + ... + 1707846.

It is an arithmetic number, because the mean of its divisors is an integer number (17882144280).

Almost surely, 2^400050112503 is an apocalyptic number.

400050112503 is a deficient number, since it is larger than the sum of its proper divisors (172178504457).

400050112503 is a wasteful number, since it uses less digits than its factorization.

400050112503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253407.

The product of its (nonzero) digits is 600, while the sum is 21.

Adding to 400050112503 its reverse (305211050004), we get a palindrome (705261162507).

The spelling of 400050112503 in words is "four hundred billion, fifty million, one hundred twelve thousand, five hundred three".