980099456 has 64 divisors (see below), whose sum is σ = 2252551680. Its totient is φ = 416076288.

The previous prime is 980099429. The next prime is 980099509. The reversal of 980099456 is 654990089.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90761 + ... + 100983.

It is an arithmetic number, because the mean of its divisors is an integer number (35196120).

Almost surely, 2^980099456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 980099456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1126275840).

980099456 is an abundant number, since it is smaller than the sum of its proper divisors (1272452224).

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

980099456 is a wasteful number, since it uses less digits than its factorization.

980099456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10351 (or 10339 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 50.

The square root of 980099456 is about 31306.5401473877. The cubic root of 980099456 is about 993.3219887698.

The spelling of 980099456 in words is "nine hundred eighty million, ninety-nine thousand, four hundred fifty-six".