5398650787 has 4 divisors (see below), whose sum is σ = 5399527320. Its totient is φ = 5397774256.

The previous prime is 5398650779. The next prime is 5398650793. The reversal of 5398650787 is 7870568935.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5398650787 - 2³ = 5398650779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5398650737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428962 + ... + 441367.

It is an arithmetic number, because the mean of its divisors is an integer number (1349881830).

Almost surely, 2^5398650787 is an apocalyptic number.

5398650787 is a deficient number, since it is larger than the sum of its proper divisors (876533).

5398650787 is an equidigital number, since it uses as much as digits as its factorization.

5398650787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876532.

The product of its (nonzero) digits is 12700800, while the sum is 58.

The square root of 5398650787 is about 73475.5114783150. The cubic root of 5398650787 is about 1754.2645150996.

The spelling of 5398650787 in words is "five billion, three hundred ninety-eight million, six hundred fifty thousand, seven hundred eighty-seven".