2030990771800 has 192 divisors, whose sum is σ = 5315653615680. Its totient is φ = 717563658240.

The previous prime is 2030990771753. The next prime is 2030990771809. The reversal of 2030990771800 is 81770990302.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030990771809) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3899584 + ... + 4389616.

It is an arithmetic number, because the mean of its divisors is an integer number (27685695915).

Almost surely, 2^{2030990771800} is an apocalyptic number.

2030990771800 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 2030990771800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2657826807840).

2030990771800 is an abundant number, since it is smaller than the sum of its proper divisors (3284662843880).

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

2030990771800 is a wasteful number, since it uses less digits than its factorization.

2030990771800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490142 (or 490133 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 46.

The spelling of 2030990771800 in words is "two trillion, thirty billion, nine hundred ninety million, seven hundred seventy-one thousand, eight hundred".