162537221067 has 8 divisors (see below), whose sum is σ = 233386779024. Its totient is φ = 100022905248.

The previous prime is 162537221047. The next prime is 162537221083. The reversal of 162537221067 is 760122735261.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 162537221067 - 2³¹ = 160389737419 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (162537221047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2083810488 + ... + 2083810565.

It is an arithmetic number, because the mean of its divisors is an integer number (29173347378).

Almost surely, 2^162537221067 is an apocalyptic number.

162537221067 is a deficient number, since it is larger than the sum of its proper divisors (70849557957).

162537221067 is a wasteful number, since it uses less digits than its factorization.

162537221067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4167621069.

The product of its (nonzero) digits is 211680, while the sum is 42.

The spelling of 162537221067 in words is "one hundred sixty-two billion, five hundred thirty-seven million, two hundred twenty-one thousand, sixty-seven".