44315453643 has 32 divisors (see below), whose sum is σ = 63757344000. Its totient is φ = 27287539200.

The previous prime is 44315453629. The next prime is 44315453713. The reversal of 44315453643 is 34635451344.

It is not a de Polignac number, because 44315453643 - 2⁸ = 44315453387 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44315453595 and 44315453604.

It is not an unprimeable number, because it can be changed into a prime (44315451643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3964983 + ... + 3976143.

It is an arithmetic number, because the mean of its divisors is an integer number (1992417000).

Almost surely, 2^44315453643 is an apocalyptic number.

44315453643 is a deficient number, since it is larger than the sum of its proper divisors (19441890357).

44315453643 is a wasteful number, since it uses less digits than its factorization.

44315453643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12923.

The product of its digits is 1036800, while the sum is 42.

The spelling of 44315453643 in words is "forty-four billion, three hundred fifteen million, four hundred fifty-three thousand, six hundred forty-three".