162929122945 has 4 divisors (see below), whose sum is σ = 195514947540. Its totient is φ = 130343298352.

The previous prime is 162929122921. The next prime is 162929122987. The reversal of 162929122945 is 549221929261.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 83553949249 + 79375173696 = 289057^2 + 281736^2 .

It is a cyclic number.

It is not a de Polignac number, because 162929122945 - 2¹⁷ = 162928991873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 162929122892 and 162929122901.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16292912290 + ... + 16292912299.

It is an arithmetic number, because the mean of its divisors is an integer number (48878736885).

Almost surely, 2^162929122945 is an apocalyptic number.

It is an amenable number.

162929122945 is a deficient number, since it is larger than the sum of its proper divisors (32585824595).

162929122945 is an equidigital number, since it uses as much as digits as its factorization.

162929122945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32585824594.

The product of its digits is 1399680, while the sum is 52.

The spelling of 162929122945 in words is "one hundred sixty-two billion, nine hundred twenty-nine million, one hundred twenty-two thousand, nine hundred forty-five".