162061650 has 72 divisors (see below), whose sum is σ = 440753040. Its totient is φ = 42685920.

The previous prime is 162061649. The next prime is 162061661. The reversal of 162061650 is 56160261.

It is a happy number.

162061650 is a `hidden beast` number, since 1 + 6 + 2 + 0 + 6 + 1 + 650 = 666.

162061650 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 35181 + ... + 39519.

It is an arithmetic number, because the mean of its divisors is an integer number (6121570).

Almost surely, 2^162061650 is an apocalyptic number.

162061650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 162061650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220376520).

162061650 is an abundant number, since it is smaller than the sum of its proper divisors (278691390).

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

162061650 is a wasteful number, since it uses less digits than its factorization.

162061650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4440 (or 4432 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 162061650 is about 12730.3436717160. The cubic root of 162061650 is about 545.2053206132.

The spelling of 162061650 in words is "one hundred sixty-two million, sixty-one thousand, six hundred fifty".