10657943332109 has 4 divisors (see below), whose sum is σ = 10884708083904. Its totient is φ = 10431178580316.

The previous prime is 10657943332079. The next prime is 10657943332181. The reversal of 10657943332109 is 90123334975601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10657943332109 - 2¹² = 10657943328013 is a prime.

It is a super-2 number, since 2×10657943332109² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10657943332609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113382375827 + ... + 113382375920.

It is an arithmetic number, because the mean of its divisors is an integer number (2721177020976).

Almost surely, 2^{10657943332109} is an apocalyptic number.

It is an amenable number.

10657943332109 is a deficient number, since it is larger than the sum of its proper divisors (226764751795).

10657943332109 is an equidigital number, since it uses as much as digits as its factorization.

10657943332109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226764751794.

The product of its (nonzero) digits is 3674160, while the sum is 53.

The spelling of 10657943332109 in words is "ten trillion, six hundred fifty-seven billion, nine hundred forty-three million, three hundred thirty-two thousand, one hundred nine".