2438441425646 has 16 divisors (see below), whose sum is σ = 3663670652928. Its totient is φ = 1217219434200.

The previous prime is 2438441425597. The next prime is 2438441425649. The reversal of 2438441425646 is 6465241448342.

It is a super-3 number, since 3×2438441425646³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2438441425649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2748911 + ... + 3526101.

It is an arithmetic number, because the mean of its divisors is an integer number (228979415808).

Almost surely, 2^{2438441425646} is an apocalyptic number.

2438441425646 is a deficient number, since it is larger than the sum of its proper divisors (1225229227282).

2438441425646 is a wasteful number, since it uses less digits than its factorization.

2438441425646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779767.

The product of its digits is 17694720, while the sum is 53.

The spelling of 2438441425646 in words is "two trillion, four hundred thirty-eight billion, four hundred forty-one million, four hundred twenty-five thousand, six hundred forty-six".