44429851879 has 6 divisors (see below), whose sum is σ = 51683705304. Its totient is φ = 38082730140.

The previous prime is 44429851861. The next prime is 44429851981. The reversal of 44429851879 is 97815892444.

It is not a de Polignac number, because 44429851879 - 2¹³ = 44429843687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44429851379) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 453365787 + ... + 453365884.

It is an arithmetic number, because the mean of its divisors is an integer number (8613950884).

Almost surely, 2^44429851879 is an apocalyptic number.

44429851879 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

44429851879 is a deficient number, since it is larger than the sum of its proper divisors (7253853425).

44429851879 is an equidigital number, since it uses as much as digits as its factorization.

44429851879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906731685 (or 906731678 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 61.

The spelling of 44429851879 in words is "forty-four billion, four hundred twenty-nine million, eight hundred fifty-one thousand, eight hundred seventy-nine".