2012155241264 has 80 divisors (see below), whose sum is σ = 4565420461056. Its totient is φ = 841086374400.

The previous prime is 2012155241251. The next prime is 2012155241309. The reversal of 2012155241264 is 4621425512102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17055599 + ... + 17173169.

Almost surely, 2^{2012155241264} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2012155241264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2282710230528).

2012155241264 is an abundant number, since it is smaller than the sum of its proper divisors (2553265219792).

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

2012155241264 is a wasteful number, since it uses less digits than its factorization.

2012155241264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121354 (or 121348 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

The spelling of 2012155241264 in words is "two trillion, twelve billion, one hundred fifty-five million, two hundred forty-one thousand, two hundred sixty-four".