10661652327 has 4 divisors (see below), whose sum is σ = 14215536440. Its totient is φ = 7107768216.

The previous prime is 10661652301. The next prime is 10661652359. The reversal of 10661652327 is 72325616601.

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

It is not a de Polignac number, because 10661652327 - 2¹⁹ = 10661128039 is a prime.

It is a super-2 number, since 2×10661652327² (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 (10661652367) 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, 1776942052 + ... + 1776942057.

It is an arithmetic number, because the mean of its divisors is an integer number (3553884110).

Almost surely, 2^10661652327 is an apocalyptic number.

10661652327 is a deficient number, since it is larger than the sum of its proper divisors (3553884113).

10661652327 is an equidigital number, since it uses as much as digits as its factorization.

10661652327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3553884112.

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 10661652327 in words is "ten billion, six hundred sixty-one million, six hundred fifty-two thousand, three hundred twenty-seven".