980899356 has 12 divisors (see below), whose sum is σ = 2288765192. Its totient is φ = 326966448.

The previous prime is 980899343. The next prime is 980899391. The reversal of 980899356 is 653998089.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 980899296 and 980899305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40870795 + ... + 40870818.

Almost surely, 2^980899356 is an apocalyptic number.

It is an amenable number.

980899356 is an abundant number, since it is smaller than the sum of its proper divisors (1307865836).

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

980899356 is a wasteful number, since it uses less digits than its factorization.

980899356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81741620 (or 81741618 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 57.

The square root of 980899356 is about 31319.3128277106. The cubic root of 980899356 is about 993.5921457743.

The spelling of 980899356 in words is "nine hundred eighty million, eight hundred ninety-nine thousand, three hundred fifty-six".