16040755781088 has 48 divisors (see below), whose sum is σ = 42119748316800. Its totient is φ = 5345297718656.

The previous prime is 16040755781081. The next prime is 16040755781101. The reversal of 16040755781088 is 88018755704061.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16040755781081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25007820 + ... + 25641227.

It is an arithmetic number, because the mean of its divisors is an integer number (877494756600).

Almost surely, 2^{16040755781088} is an apocalyptic number.

It is an amenable number.

16040755781088 is an abundant number, since it is smaller than the sum of its proper divisors (26078992535712).

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

16040755781088 is a wasteful number, since it uses less digits than its factorization.

16040755781088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50652359 (or 50652351 counting only the distinct ones).

The product of its (nonzero) digits is 15052800, while the sum is 60.

The spelling of 16040755781088 in words is "sixteen trillion, forty billion, seven hundred fifty-five million, seven hundred eighty-one thousand, eighty-eight".