2443604426642 has 4 divisors (see below), whose sum is σ = 3665406639966. Its totient is φ = 1221802213320.

The previous prime is 2443604426639. The next prime is 2443604426651. The reversal of 2443604426642 is 2466244063442.

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

It can be written as a sum of positive squares in only one way, i.e., 1606051824601 + 837552602041 = 1267301^2 + 915179^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610901106659 + ... + 610901106662.

Almost surely, 2^{2443604426642} is an apocalyptic number.

2443604426642 is a deficient number, since it is larger than the sum of its proper divisors (1221802213324).

2443604426642 is a wasteful number, since it uses less digits than its factorization.

2443604426642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221802213323.

The product of its (nonzero) digits is 5308416, while the sum is 47.

The spelling of 2443604426642 in words is "two trillion, four hundred forty-three billion, six hundred four million, four hundred twenty-six thousand, six hundred forty-two".