401514012140 has 24 divisors (see below), whose sum is σ = 844156494720. Its totient is φ = 160419496448.

The previous prime is 401514012139. The next prime is 401514012199. The reversal of 401514012140 is 41210415104.

It is a super-2 number, since 2×401514012140² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11614085 + ... + 11648604.

It is an arithmetic number, because the mean of its divisors is an integer number (35173187280).

Almost surely, 2^401514012140 is an apocalyptic number.

It is an amenable number.

401514012140 is an abundant number, since it is smaller than the sum of its proper divisors (442642482580).

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

401514012140 is a wasteful number, since it uses less digits than its factorization.

401514012140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23263561 (or 23263559 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 401514012140 its reverse (41210415104), we get a palindrome (442724427244).

The spelling of 401514012140 in words is "four hundred one billion, five hundred fourteen million, twelve thousand, one hundred forty".