40103144142402 has 16 divisors (see below), whose sum is σ = 87497769038112. Its totient is φ = 12152467921920.

The previous prime is 40103144142253. The next prime is 40103144142403. The reversal of 40103144142402 is 20424144130104.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 40103144142402.

It is not an unprimeable number, because it can be changed into a prime (40103144142403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303811697983 + ... + 303811698114.

It is an arithmetic number, because the mean of its divisors is an integer number (5468610564882).

Almost surely, 2^{40103144142402} is an apocalyptic number.

40103144142402 is an abundant number, since it is smaller than the sum of its proper divisors (47394624895710).

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

40103144142402 is a wasteful number, since it uses less digits than its factorization.

40103144142402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607623396113.

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 40103144142402 its reverse (20424144130104), we get a palindrome (60527288272506).

The spelling of 40103144142402 in words is "forty trillion, one hundred three billion, one hundred forty-four million, one hundred forty-two thousand, four hundred two".