898146662436 has 27 divisors (see below), whose sum is σ = 2270329548123. Its totient is φ = 299380325400.

The previous prime is 898146662431. The next prime is 898146662453. The reversal of 898146662436 is 634266641898.

The square root of 898146662436 is 947706.

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

It is a super-2 number, since 2×898146662436² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (898146662431) 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 8 ways as a sum of consecutive naturals, for example, 5607261 + ... + 5765211.

Almost surely, 2^898146662436 is an apocalyptic number.

898146662436 is the 947706-th square number.

It is an amenable number.

898146662436 is an abundant number, since it is smaller than the sum of its proper divisors (1372182885687).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

898146662436 is an frugal number, since it uses more digits than its factorization.

898146662436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315912 (or 157956 counting only the distinct ones).

The product of its digits is 71663616, while the sum is 63.

The spelling of 898146662436 in words is "eight hundred ninety-eight billion, one hundred forty-six million, six hundred sixty-two thousand, four hundred thirty-six".