10455561166 has 4 divisors (see below), whose sum is σ = 15683341752. Its totient is φ = 5227780582.

The previous prime is 10455561163. The next prime is 10455561199. The reversal of 10455561166 is 66116555401.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10455561163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2613890290 + ... + 2613890293.

It is an arithmetic number, because the mean of its divisors is an integer number (3920835438).

Almost surely, 2^10455561166 is an apocalyptic number.

10455561166 is a deficient number, since it is larger than the sum of its proper divisors (5227780586).

10455561166 is an equidigital number, since it uses as much as digits as its factorization.

10455561166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5227780585.

The product of its (nonzero) digits is 108000, while the sum is 40.

The spelling of 10455561166 in words is "ten billion, four hundred fifty-five million, five hundred sixty-one thousand, one hundred sixty-six".