44020636446831 has 16 divisors (see below), whose sum is σ = 64104730829568. Its totient is φ = 26648042696000.

The previous prime is 44020636446799. The next prime is 44020636446859. The reversal of 44020636446831 is 13864463602044.

It is not a de Polignac number, because 44020636446831 - 2⁵ = 44020636446799 is a prime.

It is a super-2 number, since 2×44020636446831² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44020636446931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 778243995 + ... + 778300556.

It is an arithmetic number, because the mean of its divisors is an integer number (4006545676848).

Almost surely, 2^{44020636446831} is an apocalyptic number.

44020636446831 is a deficient number, since it is larger than the sum of its proper divisors (20084094382737).

44020636446831 is a wasteful number, since it uses less digits than its factorization.

44020636446831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556545422.

The product of its (nonzero) digits is 7962624, while the sum is 51.

The spelling of 44020636446831 in words is "forty-four trillion, twenty billion, six hundred thirty-six million, four hundred forty-six thousand, eight hundred thirty-one".