44445731446 has 8 divisors (see below), whose sum is σ = 66881596824. Its totient is φ = 22151865840.

The previous prime is 44445731411. The next prime is 44445731453. The reversal of 44445731446 is 64413754444.

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

It is a junction number, because it is equal to n+sod(n) for n = 44445731396 and 44445731405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35499160 + ... + 35500411.

It is an arithmetic number, because the mean of its divisors is an integer number (8360199603).

Almost surely, 2^44445731446 is an apocalyptic number.

44445731446 is a deficient number, since it is larger than the sum of its proper divisors (22435865378).

44445731446 is a wasteful number, since it uses less digits than its factorization.

44445731446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70999886.

The product of its digits is 2580480, while the sum is 46.

The spelling of 44445731446 in words is "forty-four billion, four hundred forty-five million, seven hundred thirty-one thousand, four hundred forty-six".