44142155011 has 8 divisors (see below), whose sum is σ = 44881303040. Its totient is φ = 43408804608.

The previous prime is 44142154963. The next prime is 44142155047. The reversal of 44142155011 is 11055124144.

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

It is a cyclic number.

It is not a de Polignac number, because 44142155011 - 2⁷ = 44142154883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44142155081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1434051 + ... + 1464508.

It is an arithmetic number, because the mean of its divisors is an integer number (5610162880).

Almost surely, 2^44142155011 is an apocalyptic number.

44142155011 is a deficient number, since it is larger than the sum of its proper divisors (739148029).

44142155011 is a wasteful number, since it uses less digits than its factorization.

44142155011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2898813.

The product of its (nonzero) digits is 3200, while the sum is 28.

Adding to 44142155011 its reverse (11055124144), we get a palindrome (55197279155).

The spelling of 44142155011 in words is "forty-four billion, one hundred forty-two million, one hundred fifty-five thousand, eleven".