2440066252642 has 8 divisors (see below), whose sum is σ = 3660275636316. Its totient is φ = 1219974373872.

The previous prime is 2440066252621. The next prime is 2440066252667. The reversal of 2440066252642 is 2462526600442.

It can be written as a sum of positive squares in 2 ways, for example, as 2439028704121 + 1037548521 = 1561739^2 + 32211^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29324293 + ... + 29407384.

Almost surely, 2^{2440066252642} is an apocalyptic number.

2440066252642 is a deficient number, since it is larger than the sum of its proper divisors (1220209383674).

2440066252642 is a wasteful number, since it uses less digits than its factorization.

2440066252642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58752452.

The product of its (nonzero) digits is 1105920, while the sum is 43.

The spelling of 2440066252642 in words is "two trillion, four hundred forty billion, sixty-six million, two hundred fifty-two thousand, six hundred forty-two".