2040640226016 has 48 divisors (see below), whose sum is σ = 6121920680064. Its totient is φ = 583040064384.

The previous prime is 2040640225997. The next prime is 2040640226081. The reversal of 2040640226016 is 6106220460402.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1518332830 + ... + 1518334173.

It is an arithmetic number, because the mean of its divisors is an integer number (127540014168).

Almost surely, 2^{2040640226016} is an apocalyptic number.

It is an amenable number.

2040640226016 is an abundant number, since it is smaller than the sum of its proper divisors (4081280454048).

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

2040640226016 is a wasteful number, since it uses less digits than its factorization.

2040640226016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3036667023 (or 3036667015 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 2040640226016 its reverse (6106220460402), we get a palindrome (8146860686418).

The spelling of 2040640226016 in words is "two trillion, forty billion, six hundred forty million, two hundred twenty-six thousand, sixteen".