16893310055840 has 96 divisors (see below), whose sum is σ = 41344097760000. Its totient is φ = 6515237413888.

The previous prime is 16893310055803. The next prime is 16893310055849. The reversal of 16893310055840 is 4855001339861.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (16893310055849) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 804311 + ... + 5868009.

It is an arithmetic number, because the mean of its divisors is an integer number (430667685000).

Almost surely, 2^{16893310055840} is an apocalyptic number.

16893310055840 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 16893310055840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20672048880000).

16893310055840 is an abundant number, since it is smaller than the sum of its proper divisors (24450787704160).

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

16893310055840 is a wasteful number, since it uses less digits than its factorization.

16893310055840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5064462 (or 5064454 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 53.

The spelling of 16893310055840 in words is "sixteen trillion, eight hundred ninety-three billion, three hundred ten million, fifty-five thousand, eight hundred forty".