1798294638560 has 192 divisors, whose sum is σ = 5207378803200. Its totient is φ = 573086472192.

The previous prime is 1798294638509. The next prime is 1798294638611. The reversal of 1798294638560 is 658364928971.

It is an interprime number because it is at equal distance from previous prime (1798294638509) and next prime (1798294638611).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 330611 + ... + 1925069.

It is an arithmetic number, because the mean of its divisors is an integer number (27121764600).

It is a 1-persistent number, because it is pandigital, but 2⋅1798294638560 = 3596589277120 is not.

Almost surely, 2^{1798294638560} is an apocalyptic number.

1798294638560 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 1798294638560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2603689401600).

1798294638560 is an abundant number, since it is smaller than the sum of its proper divisors (3409084164640).

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

1798294638560 is a wasteful number, since it uses less digits than its factorization.

1798294638560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594553 (or 1594545 counting only the distinct ones).

The product of its (nonzero) digits is 156764160, while the sum is 68.

The spelling of 1798294638560 in words is "one trillion, seven hundred ninety-eight billion, two hundred ninety-four million, six hundred thirty-eight thousand, five hundred sixty".