44278342147 has 8 divisors (see below), whose sum is σ = 47693648240. Its totient is φ = 40864361760.

The previous prime is 44278342139. The next prime is 44278342169. The reversal of 44278342147 is 74124387244.

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 44278342147 - 2³ = 44278342139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44278342097 and 44278342106.

It is not an unprimeable number, because it can be changed into a prime (44278342117) 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, 261504 + ... + 396157.

It is an arithmetic number, because the mean of its divisors is an integer number (5961706030).

Almost surely, 2^44278342147 is an apocalyptic number.

44278342147 is a deficient number, since it is larger than the sum of its proper divisors (3415306093).

44278342147 is a wasteful number, since it uses less digits than its factorization.

44278342147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662853.

The product of its digits is 1204224, while the sum is 46.

The spelling of 44278342147 in words is "forty-four billion, two hundred seventy-eight million, three hundred forty-two thousand, one hundred forty-seven".