162561427030000 has 200 divisors, whose sum is σ = 398393279854416. Its totient is φ = 64229222400000.

The previous prime is 162561427029971. The next prime is 162561427030001. The reversal of 162561427030000 is 30724165261.

It is a tau number, because it is divible by the number of its divisors (200).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162561427030001) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5462215120 + ... + 5462244880.

Almost surely, 2^{162561427030000} is an apocalyptic number.

162561427030000 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 162561427030000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199196639927208).

162561427030000 is an abundant number, since it is smaller than the sum of its proper divisors (235831852824416).

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

162561427030000 is an equidigital number, since it uses as much as digits as its factorization.

162561427030000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36453 (or 36432 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 162561427030000 in words is "one hundred sixty-two trillion, five hundred sixty-one billion, four hundred twenty-seven million, thirty thousand".