162746773145 has 16 divisors (see below), whose sum is σ = 215246723328. Its totient is φ = 117141066240.

The previous prime is 162746773139. The next prime is 162746773153. The reversal of 162746773145 is 541377647261.

It is a happy number.

It is not a de Polignac number, because 162746773145 - 2³² = 158451805849 is a prime.

It is a super-2 number, since 2×162746773145² (a number of 23 digits) contains 22 as substring.

It is a Duffinian 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, 15247409 + ... + 15258078.

It is an arithmetic number, because the mean of its divisors is an integer number (13452920208).

Almost surely, 2^162746773145 is an apocalyptic number.

It is an amenable number.

162746773145 is a deficient number, since it is larger than the sum of its proper divisors (52499950183).

162746773145 is a wasteful number, since it uses less digits than its factorization.

162746773145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30505600.

The product of its digits is 5927040, while the sum is 53.

The spelling of 162746773145 in words is "one hundred sixty-two billion, seven hundred forty-six million, seven hundred seventy-three thousand, one hundred forty-five".