161460499200 has 1728 divisors, whose sum is σ = 741243224064. Its totient is φ = 29859840000.

The previous prime is 161460499163. The next prime is 161460499219. The reversal of 161460499200 is 2994064161.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 595795065 + ... + 595795335.

Almost surely, 2^161460499200 is an apocalyptic number.

161460499200 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 161460499200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (370621612032).

161460499200 is an abundant number, since it is smaller than the sum of its proper divisors (579782724864).

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

161460499200 is a wasteful number, since it uses less digits than its factorization.

161460499200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 42.

The spelling of 161460499200 in words is "one hundred sixty-one billion, four hundred sixty million, four hundred ninety-nine thousand, two hundred".