400116046771 has 8 divisors (see below), whose sum is σ = 457694625024. Its totient is φ = 342642254280.

The previous prime is 400116046763. The next prime is 400116046783. The reversal of 400116046771 is 177640611004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 400116046771 - 2³ = 400116046763 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 400116046771.

It is not an unprimeable number, because it can be changed into a prime (400116046741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26188255 + ... + 26203528.

It is an arithmetic number, because the mean of its divisors is an integer number (57211828128).

Almost surely, 2^400116046771 is an apocalyptic number.

400116046771 is a deficient number, since it is larger than the sum of its proper divisors (57578578253).

400116046771 is a wasteful number, since it uses less digits than its factorization.

400116046771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52392881.

The product of its (nonzero) digits is 28224, while the sum is 37.

Adding to 400116046771 its reverse (177640611004), we get a palindrome (577756657775).

The spelling of 400116046771 in words is "four hundred billion, one hundred sixteen million, forty-six thousand, seven hundred seventy-one".