2040320166600 has 384 divisors, whose sum is σ = 6581310912000. Its totient is φ = 522494945280.

The previous prime is 2040320166587. The next prime is 2040320166637. The reversal of 2040320166600 is 66610230402.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1398436671 + ... + 1398438129.

It is an arithmetic number, because the mean of its divisors is an integer number (17138830500).

Almost surely, 2^{2040320166600} is an apocalyptic number.

2040320166600 is a gapful number since it is divisible by the number (20) 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 2040320166600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3290655456000).

2040320166600 is an abundant number, since it is smaller than the sum of its proper divisors (4540990745400).

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

2040320166600 is a wasteful number, since it uses less digits than its factorization.

2040320166600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397 (or 2388 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

The spelling of 2040320166600 in words is "two trillion, forty billion, three hundred twenty million, one hundred sixty-six thousand, six hundred".