1798048980 has 288 divisors, whose sum is σ = 6931212288. Its totient is φ = 367027200.

The previous prime is 1798048969. The next prime is 1798048997. The reversal of 1798048980 is 898408971.

1798048980 is a `hidden beast` number, since 1 + 7 + 9 + 80 + 489 + 80 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 506010 + ... + 509550.

Almost surely, 2^1798048980 is an apocalyptic number.

1798048980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1798048980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3465606144).

1798048980 is an abundant number, since it is smaller than the sum of its proper divisors (5133163308).

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

1798048980 is a wasteful number, since it uses less digits than its factorization.

1798048980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3607 (or 3602 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 54.

The square root of 1798048980 is about 42403.4076460843. The cubic root of 1798048980 is about 1216.0007403115. Note that the first 3 decimals are identical.

The spelling of 1798048980 in words is "one billion, seven hundred ninety-eight million, forty-eight thousand, nine hundred eighty".