144450800091 has 48 divisors (see below), whose sum is σ = 245288010240. Its totient is φ = 84214196640.

The previous prime is 144450800089. The next prime is 144450800107. The reversal of 144450800091 is 190008054441.

144450800091 is a `hidden beast` number, since 1 + 44 + 450 + 80 + 0 + 0 + 91 = 666.

It is not a de Polignac number, because 144450800091 - 2¹ = 144450800089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144450800491) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1143315 + ... + 1263356.

It is an arithmetic number, because the mean of its divisors is an integer number (5110166880).

Almost surely, 2^144450800091 is an apocalyptic number.

144450800091 is a deficient number, since it is larger than the sum of its proper divisors (100837210149).

144450800091 is a wasteful number, since it uses less digits than its factorization.

144450800091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2406718 (or 2406706 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The spelling of 144450800091 in words is "one hundred forty-four billion, four hundred fifty million, eight hundred thousand, ninety-one".