2012617856560 has 40 divisors (see below), whose sum is σ = 4954591609056. Its totient is φ = 757691427840.

The previous prime is 2012617856507. The next prime is 2012617856563. The reversal of 2012617856560 is 656587162102.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (2012617856563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 739931676 + ... + 739934395.

Almost surely, 2^{2012617856560} is an apocalyptic number.

2012617856560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012617856560 is an abundant number, since it is smaller than the sum of its proper divisors (2941973752496).

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

2012617856560 is a wasteful number, since it uses less digits than its factorization.

2012617856560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1479866101 (or 1479866095 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 49.

The spelling of 2012617856560 in words is "two trillion, twelve billion, six hundred seventeen million, eight hundred fifty-six thousand, five hundred sixty".