5698738538 has 16 divisors (see below), whose sum is σ = 9088506504. Its totient is φ = 2670627840.

The previous prime is 5698738537. The next prime is 5698738559. The reversal of 5698738538 is 8358378965.

It can be written as a sum of positive squares in 4 ways, for example, as 4656288169 + 1042450369 = 68237^2 + 32287^2 .

It is not an unprimeable number, because it can be changed into a prime (5698738531) 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 in 7 ways as a sum of consecutive naturals, for example, 339545 + ... + 355932.

Almost surely, 2^5698738538 is an apocalyptic number.

5698738538 is a deficient number, since it is larger than the sum of its proper divisors (3389767966).

5698738538 is a wasteful number, since it uses less digits than its factorization.

5698738538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695737.

The product of its digits is 43545600, while the sum is 62.

The square root of 5698738538 is about 75489.9896542581. The cubic root of 5698738538 is about 1786.1842019777.

The spelling of 5698738538 in words is "five billion, six hundred ninety-eight million, seven hundred thirty-eight thousand, five hundred thirty-eight".