44400140101 has 16 divisors (see below), whose sum is σ = 47321164800. Its totient is φ = 41537987568.

The previous prime is 44400140093. The next prime is 44400140107. The reversal of 44400140101 is 10104100444.

It is not a de Polignac number, because 44400140101 - 2³ = 44400140093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44400140107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4611070 + ... + 4620688.

It is an arithmetic number, because the mean of its divisors is an integer number (2957572800).

Almost surely, 2^44400140101 is an apocalyptic number.

It is an amenable number.

44400140101 is a deficient number, since it is larger than the sum of its proper divisors (2921024699).

44400140101 is a wasteful number, since it uses less digits than its factorization.

44400140101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12648.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 44400140101 its reverse (10104100444), we get a palindrome (54504240545).

The spelling of 44400140101 in words is "forty-four billion, four hundred million, one hundred forty thousand, one hundred one".