11245166165 has 8 divisors (see below), whose sum is σ = 13496226648. Its totient is φ = 8994781440.

The previous prime is 11245166143. The next prime is 11245166189. The reversal of 11245166165 is 56166154211.

It can be written as a sum of positive squares in 4 ways, for example, as 44542276 + 11200623889 = 6674^2 + 105833^2 .

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

It is not a de Polignac number, because 11245166165 - 2⁸ = 11245165909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131576 + ... + 199505.

It is an arithmetic number, because the mean of its divisors is an integer number (1687028331).

Almost surely, 2^11245166165 is an apocalyptic number.

It is an amenable number.

11245166165 is a deficient number, since it is larger than the sum of its proper divisors (2251060483).

11245166165 is an equidigital number, since it uses as much as digits as its factorization.

11245166165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337879.

The product of its digits is 43200, while the sum is 38.

The spelling of 11245166165 in words is "eleven billion, two hundred forty-five million, one hundred sixty-six thousand, one hundred sixty-five".