44532427997 has 4 divisors (see below), whose sum is σ = 44532907356. Its totient is φ = 44531948640.

The previous prime is 44532427957. The next prime is 44532428009. The reversal of 44532427997 is 79972423544.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 26880914116 + 17651513881 = 163954^2 + 132859^2 .

It is a cyclic number.

It is not a de Polignac number, because 44532427997 - 2¹⁰ = 44532426973 is a prime.

It is a super-3 number, since 3×44532427997³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44532427957) 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, 50618 + ... + 302699.

It is an arithmetic number, because the mean of its divisors is an integer number (11133226839).

Almost surely, 2^44532427997 is an apocalyptic number.

It is an amenable number.

44532427997 is a deficient number, since it is larger than the sum of its proper divisors (479359).

44532427997 is a wasteful number, since it uses less digits than its factorization.

44532427997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479358.

The product of its digits is 15240960, while the sum is 56.

The spelling of 44532427997 in words is "forty-four billion, five hundred thirty-two million, four hundred twenty-seven thousand, nine hundred ninety-seven".