40402033402415 has 4 divisors (see below), whose sum is σ = 48482440082904. Its totient is φ = 32321626721928.

The previous prime is 40402033402411. The next prime is 40402033402447. The reversal of 40402033402415 is 51420433020404.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40402033402415 - 2² = 40402033402411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40402033402411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4040203340237 + ... + 4040203340246.

It is an arithmetic number, because the mean of its divisors is an integer number (12120610020726).

Almost surely, 2^{40402033402415} is an apocalyptic number.

40402033402415 is a deficient number, since it is larger than the sum of its proper divisors (8080406680489).

40402033402415 is an equidigital number, since it uses as much as digits as its factorization.

40402033402415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8080406680488.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 40402033402415 its reverse (51420433020404), we get a palindrome (91822466422819).

The spelling of 40402033402415 in words is "forty trillion, four hundred two billion, thirty-three million, four hundred two thousand, four hundred fifteen".