44646147143 has 4 divisors (see below), whose sum is σ = 48080466168. Its totient is φ = 41211828120.

The previous prime is 44646147131. The next prime is 44646147187. The reversal of 44646147143 is 34174164644.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44646147143 - 2¹⁴ = 44646130759 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44646147094 and 44646147103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44646147103) 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, 1717159493 + ... + 1717159518.

It is an arithmetic number, because the mean of its divisors is an integer number (12020116542).

Almost surely, 2^44646147143 is an apocalyptic number.

44646147143 is a deficient number, since it is larger than the sum of its proper divisors (3434319025).

44646147143 is a wasteful number, since it uses less digits than its factorization.

44646147143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3434319024.

The product of its digits is 774144, while the sum is 44.

The spelling of 44646147143 in words is "forty-four billion, six hundred forty-six million, one hundred forty-seven thousand, one hundred forty-three".