2015136244000 has 192 divisors, whose sum is σ = 5454788137344. Its totient is φ = 725520000000.

The previous prime is 2015136243979. The next prime is 2015136244003. The reversal of 2015136244000 is 4426315102.

It is a self number, because there is not a number n which added to its sum of digits gives 2015136244000.

It is not an unprimeable number, because it can be changed into a prime (2015136244003) 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, 4217275 + ... + 4670725.

It is an arithmetic number, because the mean of its divisors is an integer number (28410354882).

Almost surely, 2^{2015136244000} is an apocalyptic number.

2015136244000 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 2015136244000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2727394068672).

2015136244000 is an abundant number, since it is smaller than the sum of its proper divisors (3439651893344).

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

2015136244000 is a wasteful number, since it uses less digits than its factorization.

2015136244000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453588 (or 453570 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 2015136244000 in words is "two trillion, fifteen billion, one hundred thirty-six million, two hundred forty-four thousand".