400520134110 has 32 divisors (see below), whose sum is σ = 961677803520. Its totient is φ = 106757648928.

The previous prime is 400520134051. The next prime is 400520134111. The reversal of 400520134110 is 11431025004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400520134111) 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, 2914222 + ... + 3048561.

It is an arithmetic number, because the mean of its divisors is an integer number (30052431360).

Almost surely, 2^400520134110 is an apocalyptic number.

400520134110 is an abundant number, since it is smaller than the sum of its proper divisors (561157669410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400520134110 is a wasteful number, since it uses less digits than its factorization.

400520134110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5965032.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 400520134110 its reverse (11431025004), we get a palindrome (411951159114).

The spelling of 400520134110 in words is "four hundred billion, five hundred twenty million, one hundred thirty-four thousand, one hundred ten".