10811447457 has 8 divisors (see below), whose sum is σ = 14912341440. Its totient is φ = 6959092560.

The previous prime is 10811447453. The next prime is 10811447489. The reversal of 10811447457 is 75474411801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10811447457 - 2² = 10811447453 is a prime.

It is a super-2 number, since 2×10811447457² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10811447453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62134669 + ... + 62134842.

It is an arithmetic number, because the mean of its divisors is an integer number (1864042680).

Almost surely, 2^10811447457 is an apocalyptic number.

It is an amenable number.

10811447457 is a deficient number, since it is larger than the sum of its proper divisors (4100893983).

10811447457 is a wasteful number, since it uses less digits than its factorization.

10811447457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124269543.

The product of its (nonzero) digits is 125440, while the sum is 42.

The spelling of 10811447457 in words is "ten billion, eight hundred eleven million, four hundred forty-seven thousand, four hundred fifty-seven".