10723025666 has 8 divisors (see below), whose sum is σ = 16348219644. Its totient is φ = 5273619120.

The previous prime is 10723025659. The next prime is 10723025683. The reversal of 10723025666 is 66652032701.

It can be written as a sum of positive squares in 2 ways, for example, as 10713285025 + 9740641 = 103505^2 + 3121^2 .

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

It is a super-2 number, since 2×10723025666² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43946705 + ... + 43946948.

Almost surely, 2^10723025666 is an apocalyptic number.

10723025666 is a deficient number, since it is larger than the sum of its proper divisors (5625193978).

10723025666 is an equidigital number, since it uses as much as digits as its factorization.

10723025666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87893716.

The product of its (nonzero) digits is 90720, while the sum is 38.

The spelling of 10723025666 in words is "ten billion, seven hundred twenty-three million, twenty-five thousand, six hundred sixty-six".