44289781051 has 2 divisors, whose sum is σ = 44289781052. Its totient is φ = 44289781050.

The previous prime is 44289781037. The next prime is 44289781069. The reversal of 44289781051 is 15018798244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44289781051 - 2¹¹ = 44289779003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44289780986 and 44289781004.

It is not a weakly prime, because it can be changed into another prime (44289781351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22144890525 + 22144890526.

It is an arithmetic number, because the mean of its divisors is an integer number (22144890526).

Almost surely, 2^44289781051 is an apocalyptic number.

44289781051 is a deficient number, since it is larger than the sum of its proper divisors (1).

44289781051 is an equidigital number, since it uses as much as digits as its factorization.

44289781051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 645120, while the sum is 49.

The spelling of 44289781051 in words is "forty-four billion, two hundred eighty-nine million, seven hundred eighty-one thousand, fifty-one".