5398069658 has 4 divisors (see below), whose sum is σ = 8097104490. Its totient is φ = 2699034828.

The previous prime is 5398069639. The next prime is 5398069661. The reversal of 5398069658 is 8569608935.

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

It can be written as a sum of positive squares in only one way, i.e., 5185872169 + 212197489 = 72013^2 + 14567^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5398069597 and 5398069606.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1349517413 + ... + 1349517416.

Almost surely, 2^5398069658 is an apocalyptic number.

5398069658 is a deficient number, since it is larger than the sum of its proper divisors (2699034832).

5398069658 is a wasteful number, since it uses less digits than its factorization.

5398069658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2699034831.

The product of its (nonzero) digits is 13996800, while the sum is 59.

The square root of 5398069658 is about 73471.5567958104. The cubic root of 5398069658 is about 1754.2015678556.

The spelling of 5398069658 in words is "five billion, three hundred ninety-eight million, sixty-nine thousand, six hundred fifty-eight".