298996801636 has 27 divisors (see below), whose sum is σ = 566617035033. Its totient is φ = 137991962160.

The previous prime is 298996801603. The next prime is 298996801637. The reversal of 298996801636 is 636108699892.

The square root of 298996801636 is 546806.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 44230296100 + 254766505536 = 210310^2 + 504744^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (298996801637) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 14206441 + ... + 14227471.

Almost surely, 2^298996801636 is an apocalyptic number.

298996801636 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

298996801636 is the 546806-th square number.

It is an amenable number.

298996801636 is a deficient number, since it is larger than the sum of its proper divisors (267620233397).

298996801636 is an frugal number, since it uses more digits than its factorization.

298996801636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42092 (or 21046 counting only the distinct ones).

The product of its (nonzero) digits is 60466176, while the sum is 67.

The spelling of 298996801636 in words is "two hundred ninety-eight billion, nine hundred ninety-six million, eight hundred one thousand, six hundred thirty-six".