44052951521 has 2 divisors, whose sum is σ = 44052951522. Its totient is φ = 44052951520.

The previous prime is 44052951473. The next prime is 44052951601. The reversal of 44052951521 is 12515925044.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25015850896 + 19037100625 = 158164^2 + 137975^2 .

It is a cyclic number.

It is not a de Polignac number, because 44052951521 - 2⁶ = 44052951457 is a prime.

It is not a weakly prime, because it can be changed into another prime (44052951821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22026475760 + 22026475761.

It is an arithmetic number, because the mean of its divisors is an integer number (22026475761).

Almost surely, 2^44052951521 is an apocalyptic number.

It is an amenable number.

44052951521 is a deficient number, since it is larger than the sum of its proper divisors (1).

44052951521 is an equidigital number, since it uses as much as digits as its factorization.

44052951521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 44052951521 in words is "forty-four billion, fifty-two million, nine hundred fifty-one thousand, five hundred twenty-one".