898633492245 has 28 divisors (see below), whose sum is σ = 1616800676556. Its totient is φ = 479271193920.

The previous prime is 898633492243. The next prime is 898633492277. The reversal of 898633492245 is 542294336898.

It is a happy number.

898633492245 is a `hidden beast` number, since 8 + 9 + 8 + 63 + 349 + 224 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 460229273604 + 438404218641 = 678402^2 + 662121^2 .

It is not a de Polignac number, because 898633492245 - 2¹ = 898633492243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (898633492243) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 123265696 + ... + 123272985.

Almost surely, 2^898633492245 is an apocalyptic number.

It is an amenable number.

898633492245 is a deficient number, since it is larger than the sum of its proper divisors (718167184311).

898633492245 is an equidigital number, since it uses as much as digits as its factorization.

898633492245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246538704 (or 246538689 counting only the distinct ones).

The product of its digits is 89579520, while the sum is 63.

The spelling of 898633492245 in words is "eight hundred ninety-eight billion, six hundred thirty-three million, four hundred ninety-two thousand, two hundred forty-five".