40335553303040 has 80 divisors (see below), whose sum is σ = 96712333284600. Its totient is φ = 16133964103680.

The previous prime is 40335553303039. The next prime is 40335553303043. The reversal of 40335553303040 is 4030335553304.

It can be written as a sum of positive squares in 4 ways, for example, as 29018303754496 + 11317249548544 = 5386864^2 + 3364112^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 40335553302985 and 40335553303003.

It is not an unprimeable number, because it can be changed into a prime (40335553303043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310588520 + ... + 310718360.

Almost surely, 2^{40335553303040} is an apocalyptic number.

40335553303040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40335553303040 is an abundant number, since it is smaller than the sum of its proper divisors (56376779981560).

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

40335553303040 is a wasteful number, since it uses less digits than its factorization.

40335553303040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251213 (or 251197 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 38.

Adding to 40335553303040 its reverse (4030335553304), we get a palindrome (44365888856344).

The spelling of 40335553303040 in words is "forty trillion, three hundred thirty-five billion, five hundred fifty-three million, three hundred three thousand, forty".