44775015078473 has 2 divisors, whose sum is σ = 44775015078474. Its totient is φ = 44775015078472.

The previous prime is 44775015078461. The next prime is 44775015078559. The reversal of 44775015078473 is 37487051057744.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42881647334464 + 1893367744009 = 6548408^2 + 1375997^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44775015078473 is a prime.

It is not a weakly prime, because it can be changed into another prime (44775015078433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22387507539236 + 22387507539237.

It is an arithmetic number, because the mean of its divisors is an integer number (22387507539237).

Almost surely, 2^{44775015078473} is an apocalyptic number.

It is an amenable number.

44775015078473 is a deficient number, since it is larger than the sum of its proper divisors (1).

44775015078473 is an equidigital number, since it uses as much as digits as its factorization.

44775015078473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92198400, while the sum is 62.

The spelling of 44775015078473 in words is "forty-four trillion, seven hundred seventy-five billion, fifteen million, seventy-eight thousand, four hundred seventy-three".