4044479987 has 2 divisors, whose sum is σ = 4044479988. Its totient is φ = 4044479986.

The previous prime is 4044479977. The next prime is 4044480023. The reversal of 4044479987 is 7899744404.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4044479987 - 2¹⁸ = 4044217843 is a prime.

It is not a weakly prime, because it can be changed into another prime (4044479947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2022239993 + 2022239994.

It is an arithmetic number, because the mean of its divisors is an integer number (2022239994).

Almost surely, 2^4044479987 is an apocalyptic number.

4044479987 is a deficient number, since it is larger than the sum of its proper divisors (1).

4044479987 is an equidigital number, since it uses as much as digits as its factorization.

4044479987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8128512, while the sum is 56.

The square root of 4044479987 is about 63596.2262009311. The cubic root of 4044479987 is about 1593.2633406703.

The spelling of 4044479987 in words is "four billion, forty-four million, four hundred seventy-nine thousand, nine hundred eighty-seven".