44142542543544 has 16 divisors (see below), whose sum is σ = 110356356358920. Its totient is φ = 14714180847840.

The previous prime is 44142542543543. The next prime is 44142542543563. The reversal of 44142542543544 is 44534524524144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44142542543543) 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, 919636302967 + ... + 919636303014.

Almost surely, 2^{44142542543544} is an apocalyptic number.

It is an amenable number.

44142542543544 is an abundant number, since it is smaller than the sum of its proper divisors (66213813815376).

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

44142542543544 is a wasteful number, since it uses less digits than its factorization.

44142542543544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839272605990 (or 1839272605986 counting only the distinct ones).

The product of its digits is 24576000, while the sum is 51.

The spelling of 44142542543544 in words is "forty-four trillion, one hundred forty-two billion, five hundred forty-two million, five hundred forty-three thousand, five hundred forty-four".