216141494000 has 80 divisors (see below), whose sum is σ = 536755454976. Its totient is φ = 84119904000.

The previous prime is 216141493973. The next prime is 216141494011. The reversal of 216141494000 is 494141612.

It is a tau number, because it is divible by the number of its divisors (80).

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, 1386416 + ... + 1534415.

Almost surely, 2^216141494000 is an apocalyptic number.

216141494000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

216141494000 is an abundant number, since it is smaller than the sum of its proper divisors (320613960976).

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

216141494000 is a wasteful number, since it uses less digits than its factorization.

216141494000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2920891 (or 2920875 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The spelling of 216141494000 in words is "two hundred sixteen billion, one hundred forty-one million, four hundred ninety-four thousand".