162550040 has 64 divisors (see below), whose sum is σ = 374837760. Its totient is φ = 63423360.

The previous prime is 162550021. The next prime is 162550051. The reversal of 162550040 is 40055261.

It is a junction number, because it is equal to n+sod(n) for n = 162549988 and 162550015.

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, 350849 + ... + 351311.

It is an arithmetic number, because the mean of its divisors is an integer number (5856840).

Almost surely, 2^162550040 is an apocalyptic number.

162550040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162550040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187418880).

162550040 is an abundant number, since it is smaller than the sum of its proper divisors (212287720).

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

162550040 is a wasteful number, since it uses less digits than its factorization.

162550040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672 (or 668 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 162550040 is about 12749.5113631856. The cubic root of 162550040 is about 545.7524494228.

The spelling of 162550040 in words is "one hundred sixty-two million, five hundred fifty thousand, forty".