2115242544000 has 256 divisors, whose sum is σ = 7424504193600. Its totient is φ = 530884198400.

The previous prime is 2115242543899. The next prime is 2115242544061. The reversal of 2115242544000 is 4452425112.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 480105 + ... + 2112104.

Almost surely, 2^{2115242544000} is an apocalyptic number.

2115242544000 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 2115242544000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3712252096800).

2115242544000 is an abundant number, since it is smaller than the sum of its proper divisors (5309261649600).

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

2115242544000 is a wasteful number, since it uses less digits than its factorization.

2115242544000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2592258 (or 2592236 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 2115242544000 its reverse (4452425112), we get a palindrome (2119694969112).

The spelling of 2115242544000 in words is "two trillion, one hundred fifteen billion, two hundred forty-two million, five hundred forty-four thousand".