162645114046651 has 4 divisors (see below), whose sum is σ = 172212473696472. Its totient is φ = 153077754396832.

The previous prime is 162645114046627. The next prime is 162645114046717. The reversal of 162645114046651 is 156640411546261.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-162645114046651 is a prime.

It is a super-2 number, since 2×162645114046651² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162645114046601) 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, 4783679824885 + ... + 4783679824918.

It is an arithmetic number, because the mean of its divisors is an integer number (43053118424118).

Almost surely, 2^{162645114046651} is an apocalyptic number.

162645114046651 is a deficient number, since it is larger than the sum of its proper divisors (9567359649821).

162645114046651 is an equidigital number, since it uses as much as digits as its factorization.

162645114046651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9567359649820.

The product of its (nonzero) digits is 4147200, while the sum is 52.

The spelling of 162645114046651 in words is "one hundred sixty-two trillion, six hundred forty-five billion, one hundred fourteen million, forty-six thousand, six hundred fifty-one".