2051812360560 has 80 divisors (see below), whose sum is σ = 6695387717760. Its totient is φ = 518352595200.

The previous prime is 2051812360547. The next prime is 2051812360607. The reversal of 2051812360560 is 650632181502.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224974866 + ... + 224983985.

It is an arithmetic number, because the mean of its divisors is an integer number (83692346472).

Almost surely, 2^{2051812360560} is an apocalyptic number.

2051812360560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2051812360560 is an abundant number, since it is smaller than the sum of its proper divisors (4643575357200).

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

2051812360560 is a wasteful number, since it uses less digits than its factorization.

2051812360560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449958886 (or 449958880 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 2051812360560 in words is "two trillion, fifty-one billion, eight hundred twelve million, three hundred sixty thousand, five hundred sixty".