10727921544 has 32 divisors (see below), whose sum is σ = 27220103520. Its totient is φ = 3522600576.

The previous prime is 10727921497. The next prime is 10727921549. The reversal of 10727921544 is 44512972701.

It is a junction number, because it is equal to n+sod(n) for n = 10727921496 and 10727921505.

It is not an unprimeable number, because it can be changed into a prime (10727921549) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3334189 + ... + 3337404.

It is an arithmetic number, because the mean of its divisors is an integer number (850628235).

Almost surely, 2^10727921544 is an apocalyptic number.

It is an amenable number.

10727921544 is an abundant number, since it is smaller than the sum of its proper divisors (16492181976).

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

10727921544 is a wasteful number, since it uses less digits than its factorization.

10727921544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6671669 (or 6671665 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 42.

The spelling of 10727921544 in words is "ten billion, seven hundred twenty-seven million, nine hundred twenty-one thousand, five hundred forty-four".