40003636360000 has 140 divisors (see below), whose sum is σ = 105031078599348. Its totient is φ = 15060192256000.

The previous prime is 40003636359977. The next prime is 40003636360007. The reversal of 40003636360000 is 6363630004.

It can be written as a sum of positive squares in 10 ways, for example, as 34677400117504 + 5326236242496 = 5888752^2 + 2307864^2 .

It is a super-2 number, since 2×40003636360000² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40003636360007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 28734439 + ... + 30094438.

Almost surely, 2^{40003636360000} is an apocalyptic number.

40003636360000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40003636360000 is an abundant number, since it is smaller than the sum of its proper divisors (65027442239348).

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

40003636360000 is an equidigital number, since it uses as much as digits as its factorization.

40003636360000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58828926 (or 58828901 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 40003636360000 its reverse (6363630004), we get a palindrome (40009999990004).

The spelling of 40003636360000 in words is "forty trillion, three billion, six hundred thirty-six million, three hundred sixty thousand".