400252314111 has 32 divisors (see below), whose sum is σ = 610520064000. Its totient is φ = 231204647808.

The previous prime is 400252314103. The next prime is 400252314113. The reversal of 400252314111 is 111413252004.

It is not a de Polignac number, because 400252314111 - 2³ = 400252314103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400252314113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2396991 + ... + 2558528.

It is an arithmetic number, because the mean of its divisors is an integer number (19078752000).

Almost surely, 2^400252314111 is an apocalyptic number.

400252314111 is a deficient number, since it is larger than the sum of its proper divisors (210267749889).

400252314111 is a wasteful number, since it uses less digits than its factorization.

400252314111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4955663.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 400252314111 its reverse (111413252004), we get a palindrome (511665566115).

The spelling of 400252314111 in words is "four hundred billion, two hundred fifty-two million, three hundred fourteen thousand, one hundred eleven".