162427071772 has 24 divisors (see below), whose sum is σ = 327005504000. Its totient is φ = 69150596400.

The previous prime is 162427071701. The next prime is 162427071773. The reversal of 162427071772 is 277170724261.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162427071773) 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, 19204272 + ... + 19212727.

Almost surely, 2^162427071772 is an apocalyptic number.

It is an amenable number.

162427071772 is an abundant number, since it is smaller than the sum of its proper divisors (164578432228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

162427071772 is a wasteful number, since it uses less digits than its factorization.

162427071772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38417161 (or 38417159 counting only the distinct ones).

The product of its (nonzero) digits is 460992, while the sum is 46.

The spelling of 162427071772 in words is "one hundred sixty-two billion, four hundred twenty-seven million, seventy-one thousand, seven hundred seventy-two".