44220341387 has 2 divisors, whose sum is σ = 44220341388. Its totient is φ = 44220341386.

The previous prime is 44220341383. The next prime is 44220341453. The reversal of 44220341387 is 78314302244.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44220341387 - 2² = 44220341383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44220341387.

It is not a weakly prime, because it can be changed into another prime (44220341381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22110170693 + 22110170694.

It is an arithmetic number, because the mean of its divisors is an integer number (22110170694).

Almost surely, 2^44220341387 is an apocalyptic number.

44220341387 is a deficient number, since it is larger than the sum of its proper divisors (1).

44220341387 is an equidigital number, since it uses as much as digits as its factorization.

44220341387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 38.

The spelling of 44220341387 in words is "forty-four billion, two hundred twenty million, three hundred forty-one thousand, three hundred eighty-seven".