10663256146 has 8 divisors (see below), whose sum is σ = 16213992444. Its totient is φ = 5258592000.

The previous prime is 10663256141. The next prime is 10663256207. The reversal of 10663256146 is 64165236601.

It can be written as a sum of positive squares in 2 ways, for example, as 10293117025 + 370139121 = 101455^2 + 19239^2 .

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

It is a super-2 number, since 2×10663256146² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10663256099 and 10663256108.

It is not an unprimeable number, because it can be changed into a prime (10663256141) 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, 36517855 + ... + 36518146.

Almost surely, 2^10663256146 is an apocalyptic number.

10663256146 is a deficient number, since it is larger than the sum of its proper divisors (5550736298).

10663256146 is an equidigital number, since it uses as much as digits as its factorization.

10663256146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73036076.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 10663256146 in words is "ten billion, six hundred sixty-three million, two hundred fifty-six thousand, one hundred forty-six".