162116253045 has 24 divisors (see below), whose sum is σ = 281163043512. Its totient is φ = 86412297600.

The previous prime is 162116253023. The next prime is 162116253053. The reversal of 162116253045 is 540352611261.

162116253045 is a `hidden beast` number, since 1 + 6 + 2 + 116 + 2 + 530 + 4 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1290390084 + 160825862961 = 35922^2 + 401031^2 .

It is not a de Polignac number, because 162116253045 - 2⁶ = 162116252981 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 956286 + ... + 1112975.

It is an arithmetic number, because the mean of its divisors is an integer number (11715126813).

Almost surely, 2^162116253045 is an apocalyptic number.

162116253045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

162116253045 is a deficient number, since it is larger than the sum of its proper divisors (119046790467).

162116253045 is a wasteful number, since it uses less digits than its factorization.

162116253045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2071013 (or 2071010 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 162116253045 in words is "one hundred sixty-two billion, one hundred sixteen million, two hundred fifty-three thousand, forty-five".