10972743489320 has 32 divisors (see below), whose sum is σ = 24689128038120. Its totient is φ = 4389016473600.

The previous prime is 10972743489319. The next prime is 10972743489403. The reversal of 10972743489320 is 2398434727901.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5827985030884 + 5144758458436 = 2414122^2 + 2268206^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10972743489320.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308081 + ... + 4694720.

Almost surely, 2^{10972743489320} is an apocalyptic number.

10972743489320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10972743489320 is an abundant number, since it is smaller than the sum of its proper divisors (13716384548800).

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

10972743489320 is a wasteful number, since it uses less digits than its factorization.

10972743489320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5057645 (or 5057641 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 59.

The spelling of 10972743489320 in words is "ten trillion, nine hundred seventy-two billion, seven hundred forty-three million, four hundred eighty-nine thousand, three hundred twenty".