2544445434642 has 8 divisors (see below), whose sum is σ = 5088890869296. Its totient is φ = 848148478212.

The previous prime is 2544445434623. The next prime is 2544445434679. The reversal of 2544445434642 is 2464345444452.

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

2544445434642 is an admirable number.

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, 212037119548 + ... + 212037119559.

It is an arithmetic number, because the mean of its divisors is an integer number (636111358662).

Almost surely, 2^{2544445434642} is an apocalyptic number.

2544445434642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2544445434642 is a wasteful number, since it uses less digits than its factorization.

2544445434642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424074239112.

The product of its digits is 29491200, while the sum is 51.

The spelling of 2544445434642 in words is "two trillion, five hundred forty-four billion, four hundred forty-five million, four hundred thirty-four thousand, six hundred forty-two".