5439602687 has 2 divisors, whose sum is σ = 5439602688. Its totient is φ = 5439602686.

The previous prime is 5439602671. The next prime is 5439602699. The reversal of 5439602687 is 7862069345.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5439602687 - 2⁴ = 5439602671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5439602627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2719801343 + 2719801344.

It is an arithmetic number, because the mean of its divisors is an integer number (2719801344).

Almost surely, 2^5439602687 is an apocalyptic number.

5439602687 is a deficient number, since it is larger than the sum of its proper divisors (1).

5439602687 is an equidigital number, since it uses as much as digits as its factorization.

5439602687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The square root of 5439602687 is about 73753.6621938192. The cubic root of 5439602687 is about 1758.6890512133.

The spelling of 5439602687 in words is "five billion, four hundred thirty-nine million, six hundred two thousand, six hundred eighty-seven".