40002213666040 has 64 divisors (see below), whose sum is σ = 96281859492000. Its totient is φ = 14904402690048.

The previous prime is 40002213666029. The next prime is 40002213666047. The reversal of 40002213666040 is 4066631220004.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 40002213665987 and 40002213666005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40002213666047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 303164890 + ... + 303296809.

Almost surely, 2^{40002213666040} is an apocalyptic number.

40002213666040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40002213666040 is an abundant number, since it is smaller than the sum of its proper divisors (56279645825960).

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

40002213666040 is a wasteful number, since it uses less digits than its factorization.

40002213666040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606461824 (or 606461820 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 40002213666040 its reverse (4066631220004), we get a palindrome (44068844886044).

The spelling of 40002213666040 in words is "forty trillion, two billion, two hundred thirteen million, six hundred sixty-six thousand, forty".