400144340441104 has 20 divisors (see below), whose sum is σ = 886033896691264. Its totient is φ = 171490431617568.

The previous prime is 400144340441101. The next prime is 400144340441107. The reversal of 400144340441104 is 401144043441004.

It is an interprime number because it is at equal distance from previous prime (400144340441101) and next prime (400144340441107).

It is a super-2 number, since 2×400144340441104² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 400144340441104.

It is not an unprimeable number, because it can be changed into a prime (400144340441101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1786358662572 + ... + 1786358662795.

Almost surely, 2^{400144340441104} is an apocalyptic number.

It is an amenable number.

400144340441104 is an abundant number, since it is smaller than the sum of its proper divisors (485889556250160).

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

400144340441104 is a wasteful number, since it uses less digits than its factorization.

400144340441104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3572717325382 (or 3572717325376 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 400144340441104 its reverse (401144043441004), we get a palindrome (801288383882108).

The spelling of 400144340441104 in words is "four hundred trillion, one hundred forty-four billion, three hundred forty million, four hundred forty-one thousand, one hundred four".