798631680 has 576 divisors, whose sum is σ = 3310691328. Its totient is φ = 159252480.

The previous prime is 798631657. The next prime is 798631723. The reversal of 798631680 is 86136897.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10940124 + ... + 10940196.

It is an arithmetic number, because the mean of its divisors is an integer number (5747728).

Almost surely, 2^798631680 is an apocalyptic number.

798631680 is a gapful number since it is divisible by the number (70) 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 798631680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1655345664).

798631680 is an abundant number, since it is smaller than the sum of its proper divisors (2512059648).

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

798631680 is a wasteful number, since it uses less digits than its factorization.

798631680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152 (or 138 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The square root of 798631680 is about 28260.0721867443. The cubic root of 798631680 is about 927.7881997812.

The spelling of 798631680 in words is "seven hundred ninety-eight million, six hundred thirty-one thousand, six hundred eighty".