4487899631 has 2 divisors, whose sum is σ = 4487899632. Its totient is φ = 4487899630.

The previous prime is 4487899627. The next prime is 4487899681. The reversal of 4487899631 is 1369987844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4487899631 - 2² = 4487899627 is a prime.

It is a super-2 number, since 2×4487899631² = 40282486195859872322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4487899681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2243949815 + 2243949816.

It is an arithmetic number, because the mean of its divisors is an integer number (2243949816).

Almost surely, 2^4487899631 is an apocalyptic number.

4487899631 is a deficient number, since it is larger than the sum of its proper divisors (1).

4487899631 is an equidigital number, since it uses as much as digits as its factorization.

4487899631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10450944, while the sum is 59.

The square root of 4487899631 is about 66991.7877877580. The cubic root of 4487899631 is about 1649.4824983764.

The spelling of 4487899631 in words is "four billion, four hundred eighty-seven million, eight hundred ninety-nine thousand, six hundred thirty-one".