1796649399560 has 128 divisors (see below), whose sum is σ = 4215734190720. Its totient is φ = 688464893952.

The previous prime is 1796649399553. The next prime is 1796649399563. The reversal of 1796649399560 is 659939466971.

It is a Harshad number since it is a multiple of its sum of digits (74).

It is not an unprimeable number, because it can be changed into a prime (1796649399563) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 322961339 + ... + 322966901.

It is an arithmetic number, because the mean of its divisors is an integer number (32935423365).

Almost surely, 2^{1796649399560} is an apocalyptic number.

1796649399560 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 1796649399560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2107867095360).

1796649399560 is an abundant number, since it is smaller than the sum of its proper divisors (2419084791160).

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

1796649399560 is a wasteful number, since it uses less digits than its factorization.

1796649399560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8935 (or 8931 counting only the distinct ones).

The product of its (nonzero) digits is 595213920, while the sum is 74.

The spelling of 1796649399560 in words is "one trillion, seven hundred ninety-six billion, six hundred forty-nine million, three hundred ninety-nine thousand, five hundred sixty".