44021125542 has 32 divisors (see below), whose sum is σ = 88192507104. Its totient is φ = 14648691200.

The previous prime is 44021125493. The next prime is 44021125567. The reversal of 44021125542 is 24552112044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15385192 + ... + 15388052.

It is an arithmetic number, because the mean of its divisors is an integer number (2756015847).

Almost surely, 2^44021125542 is an apocalyptic number.

44021125542 is an abundant number, since it is smaller than the sum of its proper divisors (44171381562).

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

44021125542 is a wasteful number, since it uses less digits than its factorization.

44021125542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6344.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 44021125542 its reverse (24552112044), we get a palindrome (68573237586).

The spelling of 44021125542 in words is "forty-four billion, twenty-one million, one hundred twenty-five thousand, five hundred forty-two".