40301423144020 has 12 divisors (see below), whose sum is σ = 84632988602484. Its totient is φ = 16120569257600.

The previous prime is 40301423144009. The next prime is 40301423144051. The reversal of 40301423144020 is 2044132410304.

It can be written as a sum of positive squares in 2 ways, for example, as 20778846457924 + 19522576686096 = 4558382^2 + 4418436^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40301423144020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1007535578581 + ... + 1007535578620.

It is an arithmetic number, because the mean of its divisors is an integer number (7052749050207).

Almost surely, 2^{40301423144020} is an apocalyptic number.

It is an amenable number.

40301423144020 is an abundant number, since it is smaller than the sum of its proper divisors (44331565458464).

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

40301423144020 is a wasteful number, since it uses less digits than its factorization.

40301423144020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2015071157210 (or 2015071157208 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 40301423144020 its reverse (2044132410304), we get a palindrome (42345555554324).

The spelling of 40301423144020 in words is "forty trillion, three hundred one billion, four hundred twenty-three million, one hundred forty-four thousand, twenty".