10665325013 has 4 divisors (see below), whose sum is σ = 12188942880. Its totient is φ = 9141707148.

The previous prime is 10665325007. The next prime is 10665325019. The reversal of 10665325013 is 31052356601.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31052356601 = 7 ⋅4436050943.

It is an interprime number because it is at equal distance from previous prime (10665325007) and next prime (10665325019).

It is not a de Polignac number, because 10665325013 - 2⁴ = 10665324997 is a prime.

It is a super-2 number, since 2×10665325013² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10665325019) 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, 761808923 + ... + 761808936.

It is an arithmetic number, because the mean of its divisors is an integer number (3047235720).

Almost surely, 2^10665325013 is an apocalyptic number.

It is an amenable number.

10665325013 is a deficient number, since it is larger than the sum of its proper divisors (1523617867).

10665325013 is an equidigital number, since it uses as much as digits as its factorization.

10665325013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523617866.

The product of its (nonzero) digits is 16200, while the sum is 32.

The spelling of 10665325013 in words is "ten billion, six hundred sixty-five million, three hundred twenty-five thousand, thirteen".