10493356831649 has 4 divisors (see below), whose sum is σ = 10515263631360. Its totient is φ = 10471450031940.

The previous prime is 10493356831619. The next prime is 10493356831907. The reversal of 10493356831649 is 94613865339401.

10493356831649 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10493356831649 - 2²⁰ = 10493355783073 is a prime.

It is a super-2 number, since 2×10493356831649² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10493356831591 and 10493356831600.

It is not an unprimeable number, because it can be changed into a prime (10493356831619) 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, 10953399137 + ... + 10953400094.

It is an arithmetic number, because the mean of its divisors is an integer number (2628815907840).

Almost surely, 2^{10493356831649} is an apocalyptic number.

It is an amenable number.

10493356831649 is a deficient number, since it is larger than the sum of its proper divisors (21906799711).

10493356831649 is an equidigital number, since it uses as much as digits as its factorization.

10493356831649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21906799710.

The product of its (nonzero) digits is 50388480, while the sum is 62.

The spelling of 10493356831649 in words is "ten trillion, four hundred ninety-three billion, three hundred fifty-six million, eight hundred thirty-one thousand, six hundred forty-nine".