4380493687 has 2 divisors, whose sum is σ = 4380493688. Its totient is φ = 4380493686.

The previous prime is 4380493661. The next prime is 4380493783. The reversal of 4380493687 is 7863940834.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4380493687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4380493487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2190246843 + 2190246844.

It is an arithmetic number, because the mean of its divisors is an integer number (2190246844).

Almost surely, 2^4380493687 is an apocalyptic number.

4380493687 is a deficient number, since it is larger than the sum of its proper divisors (1).

4380493687 is an equidigital number, since it uses as much as digits as its factorization.

4380493687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3483648, while the sum is 52.

The square root of 4380493687 is about 66185.2981182377. The cubic root of 4380493687 is about 1636.2174483505.

The spelling of 4380493687 in words is "four billion, three hundred eighty million, four hundred ninety-three thousand, six hundred eighty-seven".