10328463661 has 4 divisors (see below), whose sum is σ = 10328671324. Its totient is φ = 10328256000.

The previous prime is 10328463659. The next prime is 10328463721. The reversal of 10328463661 is 16636482301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9080184100 + 1248279561 = 95290^2 + 35331^2 .

It is a cyclic number.

It is not a de Polignac number, because 10328463661 - 2¹ = 10328463659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10328463601) 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, 20011 + ... + 145111.

It is an arithmetic number, because the mean of its divisors is an integer number (2582167831).

Almost surely, 2^10328463661 is an apocalyptic number.

It is an amenable number.

10328463661 is a deficient number, since it is larger than the sum of its proper divisors (207663).

10328463661 is an equidigital number, since it uses as much as digits as its factorization.

10328463661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207662.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 10328463661 in words is "ten billion, three hundred twenty-eight million, four hundred sixty-three thousand, six hundred sixty-one".