1072871730324 has 240 divisors, whose sum is σ = 2947574310912. Its totient is φ = 339885600768.

The previous prime is 1072871730317. The next prime is 1072871730331. The reversal of 1072871730324 is 4230371782701.

1072871730324 is a `hidden beast` number, since 1 + 0 + 7 + 287 + 17 + 30 + 324 = 666.

1072871730324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1072871730317) and next prime (1072871730331).

It is a super-2 number, since 2×1072871730324² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1072871730324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 342004084 + ... + 342007220.

Almost surely, 2^{1072871730324} 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 1072871730324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1473787155456).

1072871730324 is an abundant number, since it is smaller than the sum of its proper divisors (1874702580588).

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

1072871730324 is a wasteful number, since it uses less digits than its factorization.

1072871730324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3844 (or 3833 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 45.

The spelling of 1072871730324 in words is "one trillion, seventy-two billion, eight hundred seventy-one million, seven hundred thirty thousand, three hundred twenty-four".