14131220040 has 128 divisors (see below), whose sum is σ = 53833248000. Its totient is φ = 3229991424.

The previous prime is 14131220011. The next prime is 14131220041. The reversal of 14131220040 is 4002213141.

14131220040 is a `hidden beast` number, since 1 + 413 + 12 + 200 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 14131219995 and 14131220022.

It is not an unprimeable number, because it can be changed into a prime (14131220041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 927045 + ... + 942164.

It is an arithmetic number, because the mean of its divisors is an integer number (420572250).

Almost surely, 2^14131220040 is an apocalyptic number.

14131220040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14131220040 is an abundant number, since it is smaller than the sum of its proper divisors (39702027960).

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

14131220040 is a wasteful number, since it uses less digits than its factorization.

14131220040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1869236 (or 1869226 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 14131220040 its reverse (4002213141), we get a palindrome (18133433181).

The spelling of 14131220040 in words is "fourteen billion, one hundred thirty-one million, two hundred twenty thousand, forty".