797426000280 has 384 divisors, whose sum is σ = 3243774643200. Its totient is φ = 165396059136.

The previous prime is 797426000279. The next prime is 797426000303. The reversal of 797426000280 is 82000624797.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 1726557 + ... + 2139123.

It is an arithmetic number, because the mean of its divisors is an integer number (8447329800).

Almost surely, 2^797426000280 is an apocalyptic number.

797426000280 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 797426000280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1621887321600).

797426000280 is an abundant number, since it is smaller than the sum of its proper divisors (2446348642920).

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

797426000280 is a wasteful number, since it uses less digits than its factorization.

797426000280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412663 (or 412656 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 797426000280 in words is "seven hundred ninety-seven billion, four hundred twenty-six million, two hundred eighty", and thus it is an aban number.