44472787187 has 2 divisors, whose sum is σ = 44472787188. Its totient is φ = 44472787186.

The previous prime is 44472787153. The next prime is 44472787201. The reversal of 44472787187 is 78178727444.

44472787187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44472787187 - 2³⁰ = 43399045363 is a prime.

It is not a weakly prime, because it can be changed into another prime (44472787987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22236393593 + 22236393594.

It is an arithmetic number, because the mean of its divisors is an integer number (22236393594).

Almost surely, 2^44472787187 is an apocalyptic number.

44472787187 is a deficient number, since it is larger than the sum of its proper divisors (1).

44472787187 is an equidigital number, since it uses as much as digits as its factorization.

44472787187 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19668992, while the sum is 59.

The spelling of 44472787187 in words is "forty-four billion, four hundred seventy-two million, seven hundred eighty-seven thousand, one hundred eighty-seven".