2012535647520 has 192 divisors, whose sum is σ = 6479403041664. Its totient is φ = 524959539200.

The previous prime is 2012535647503. The next prime is 2012535647567. The reversal of 2012535647520 is 257465352102.

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 31 ways as a sum of consecutive naturals, for example, 3773764 + ... + 4273916.

It is an arithmetic number, because the mean of its divisors is an integer number (33746890842).

Almost surely, 2^{2012535647520} is an apocalyptic number.

2012535647520 is a gapful number since it is divisible by the number (20) 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 2012535647520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3239701520832).

2012535647520 is an abundant number, since it is smaller than the sum of its proper divisors (4466867394144).

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

2012535647520 is a wasteful number, since it uses less digits than its factorization.

2012535647520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500355 (or 500347 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 42.

The spelling of 2012535647520 in words is "two trillion, twelve billion, five hundred thirty-five million, six hundred forty-seven thousand, five hundred twenty".