162716045 has 16 divisors (see below), whose sum is σ = 199085040. Its totient is φ = 127647744.

The previous prime is 162716039. The next prime is 162716087. The reversal of 162716045 is 540617261.

It can be written as a sum of positive squares in 8 ways, for example, as 79887844 + 82828201 = 8938^2 + 9101^2 .

It is a cyclic number.

It is not a de Polignac number, because 162716045 - 2¹⁸ = 162453901 is a prime.

It is a super-2 number, since 2×162716045² = 52953022600884050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53321 + ... + 56289.

It is an arithmetic number, because the mean of its divisors is an integer number (12442815).

Almost surely, 2^162716045 is an apocalyptic number.

It is an amenable number.

162716045 is a deficient number, since it is larger than the sum of its proper divisors (36368995).

162716045 is a wasteful number, since it uses less digits than its factorization.

162716045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3184.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 162716045 is about 12756.0199513798. The cubic root of 162716045 is about 545.9381703077.

The spelling of 162716045 in words is "one hundred sixty-two million, seven hundred sixteen thousand, forty-five".