216037744820040 has 128 divisors (see below), whose sum is σ = 761419744041600. Its totient is φ = 48344110725120.

The previous prime is 216037744819921. The next prime is 216037744820069. The reversal of 216037744820040 is 40028447730612.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6294788925 + ... + 6294823244.

It is an arithmetic number, because the mean of its divisors is an integer number (5948591750325).

Almost surely, 2^{216037744820040} is an apocalyptic number.

216037744820040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

216037744820040 is an abundant number, since it is smaller than the sum of its proper divisors (545381999221560).

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

216037744820040 is a wasteful number, since it uses less digits than its factorization.

216037744820040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12589612207 (or 12589612203 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 48.

The spelling of 216037744820040 in words is "two hundred sixteen trillion, thirty-seven billion, seven hundred forty-four million, eight hundred twenty thousand, forty".