799146602500 has 135 divisors (see below), whose sum is σ = 1846354400121. Its totient is φ = 302512680000.

The previous prime is 799146602489. The next prime is 799146602539. The reversal of 799146602500 is 5206641997.

It is a happy number.

The square root of 799146602500 is 893950.

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

It can be written as a sum of positive squares in 7 ways, for example, as 527171836356 + 271974766144 = 726066^2 + 521512^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 849252030 + ... + 849252970.

Almost surely, 2^799146602500 is an apocalyptic number.

799146602500 is the 893950-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 799146602500

799146602500 is an abundant number, since it is smaller than the sum of its proper divisors (1047207797621).

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

799146602500 is an frugal number, since it uses more digits than its factorization.

799146602500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1944 (or 967 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 49.

Multiplying 799146602500 by its sum of digits (49), we get a square (39158183522500 = 6257650²).

The spelling of 799146602500 in words is "seven hundred ninety-nine billion, one hundred forty-six million, six hundred two thousand, five hundred".