162661712 has 80 divisors (see below), whose sum is σ = 349691904. Its totient is φ = 72960000.

The previous prime is 162661703. The next prime is 162661753. The reversal of 162661712 is 217166261.

It is a congruent 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, 851537 + ... + 851727.

Almost surely, 2^162661712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162661712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174845952).

162661712 is an abundant number, since it is smaller than the sum of its proper divisors (187030192).

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

162661712 is a wasteful number, since it uses less digits than its factorization.

162661712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348 (or 342 counting only the distinct ones).

The product of its digits is 6048, while the sum is 32.

The square root of 162661712 is about 12753.8900732286. The cubic root of 162661712 is about 545.8773982619.

The spelling of 162661712 in words is "one hundred sixty-two million, six hundred sixty-one thousand, seven hundred twelve".