40403310140 has 24 divisors (see below), whose sum is σ = 84852156480. Its totient is φ = 16160332608.

The previous prime is 40403310119. The next prime is 40403310161. The reversal of 40403310140 is 4101330404.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40403310119) and next prime (40403310161).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333869 + ... + 438491.

It is an arithmetic number, because the mean of its divisors is an integer number (3535506520).

Almost surely, 2^40403310140 is an apocalyptic number.

It is an amenable number.

40403310140 is an abundant number, since it is smaller than the sum of its proper divisors (44448846340).

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

40403310140 is a wasteful number, since it uses less digits than its factorization.

40403310140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123941 (or 123939 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 40403310140 its reverse (4101330404), we get a palindrome (44504640544).

The spelling of 40403310140 in words is "forty billion, four hundred three million, three hundred ten thousand, one hundred forty".