2102544706724 has 96 divisors (see below), whose sum is σ = 4637013937920. Its totient is φ = 810323136000.

The previous prime is 2102544706721. The next prime is 2102544706751. The reversal of 2102544706724 is 4276074452012.

It is a super-2 number, since 2×2102544706724² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (2102544706721) 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, 34717382 + ... + 34777890.

It is an arithmetic number, because the mean of its divisors is an integer number (48302228520).

Almost surely, 2^{2102544706724} 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 2102544706724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2318506968960).

2102544706724 is an abundant number, since it is smaller than the sum of its proper divisors (2534469231196).

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

2102544706724 is a wasteful number, since it uses less digits than its factorization.

2102544706724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61749 (or 61747 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 44.

The spelling of 2102544706724 in words is "two trillion, one hundred two billion, five hundred forty-four million, seven hundred six thousand, seven hundred twenty-four".