44576421853 has 2 divisors, whose sum is σ = 44576421854. Its totient is φ = 44576421852.

The previous prime is 44576421781. The next prime is 44576421889. The reversal of 44576421853 is 35812467544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43445982969 + 1130438884 = 208437^2 + 33622^2 .

It is a cyclic number.

It is not a de Polignac number, because 44576421853 - 2³³ = 35986487261 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44576421797 and 44576421806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44576421553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22288210926 + 22288210927.

It is an arithmetic number, because the mean of its divisors is an integer number (22288210927).

Almost surely, 2^44576421853 is an apocalyptic number.

It is an amenable number.

44576421853 is a deficient number, since it is larger than the sum of its proper divisors (1).

44576421853 is an equidigital number, since it uses as much as digits as its factorization.

44576421853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3225600, while the sum is 49.

The spelling of 44576421853 in words is "forty-four billion, five hundred seventy-six million, four hundred twenty-one thousand, eight hundred fifty-three".