10620723917 has 4 divisors (see below), whose sum is σ = 10623006240. Its totient is φ = 10618441596.

The previous prime is 10620723899. The next prime is 10620723943. The reversal of 10620723917 is 71932702601.

10620723917 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, and also an emirpimes, since its reverse is a distinct semiprime: 71932702601 = 41 ⋅1754456161.

It is a cyclic number.

It is not a de Polignac number, because 10620723917 - 2²² = 10616529613 is a prime.

It is a super-2 number, since 2×10620723917² (a number of 21 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 (10620725917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1134167 + ... + 1143492.

It is an arithmetic number, because the mean of its divisors is an integer number (2655751560).

Almost surely, 2^10620723917 is an apocalyptic number.

It is an amenable number.

10620723917 is a deficient number, since it is larger than the sum of its proper divisors (2282323).

10620723917 is an equidigital number, since it uses as much as digits as its factorization.

10620723917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2282322.

The product of its (nonzero) digits is 31752, while the sum is 38.

The spelling of 10620723917 in words is "ten billion, six hundred twenty million, seven hundred twenty-three thousand, nine hundred seventeen".