2440425333421 has 4 divisors (see below), whose sum is σ = 2440493033152. Its totient is φ = 2440357633692.

The previous prime is 2440425333397. The next prime is 2440425333427. The reversal of 2440425333421 is 1243335240442.

It is a happy number.

2440425333421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2440425333421 - 2¹¹ = 2440425331373 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 (2440425333427) 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, 33795765 + ... + 33867898.

It is an arithmetic number, because the mean of its divisors is an integer number (610123258288).

Almost surely, 2^{2440425333421} is an apocalyptic number.

It is an amenable number.

2440425333421 is a deficient number, since it is larger than the sum of its proper divisors (67699731).

2440425333421 is an equidigital number, since it uses as much as digits as its factorization.

2440425333421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67699730.

The product of its (nonzero) digits is 276480, while the sum is 37.

The spelling of 2440425333421 in words is "two trillion, four hundred forty billion, four hundred twenty-five million, three hundred thirty-three thousand, four hundred twenty-one".