400050500005 has 16 divisors (see below), whose sum is σ = 517046544000. Its totient is φ = 295388647488.

The previous prime is 400050499913. The next prime is 400050500027. The reversal of 400050500005 is 500005050004.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 400050500005 - 2¹⁷ = 400050368933 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242974 + ... + 926896.

It is an arithmetic number, because the mean of its divisors is an integer number (32315409000).

Almost surely, 2^400050500005 is an apocalyptic number.

It is an amenable number.

400050500005 is a deficient number, since it is larger than the sum of its proper divisors (116996043995).

400050500005 is a wasteful number, since it uses less digits than its factorization.

400050500005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692940.

The product of its (nonzero) digits is 500, while the sum is 19.

Adding to 400050500005 its reverse (500005050004), we get a palindrome (900055550009).

The spelling of 400050500005 in words is "four hundred billion, fifty million, five hundred thousand, five".