44909394793 has 2 divisors, whose sum is σ = 44909394794. Its totient is φ = 44909394792.

The previous prime is 44909394727. The next prime is 44909394823. The reversal of 44909394793 is 39749390944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 44098740009 + 810654784 = 209997^2 + 28472^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44909394793 is a prime.

It is not a weakly prime, because it can be changed into another prime (44909394293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22454697396 + 22454697397.

It is an arithmetic number, because the mean of its divisors is an integer number (22454697397).

Almost surely, 2^44909394793 is an apocalyptic number.

It is an amenable number.

44909394793 is a deficient number, since it is larger than the sum of its proper divisors (1).

44909394793 is an equidigital number, since it uses as much as digits as its factorization.

44909394793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26453952, while the sum is 61.

The spelling of 44909394793 in words is "forty-four billion, nine hundred nine million, three hundred ninety-four thousand, seven hundred ninety-three".