2050220851770 has 192 divisors, whose sum is σ = 6102512676864. Its totient is φ = 431636325120.

The previous prime is 2050220851747. The next prime is 2050220851813. The reversal of 2050220851770 is 771580220502.

It is a Harshad number since it is a multiple of its sum of digits (39).

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 95 ways as a sum of consecutive naturals, for example, 16369485 + ... + 16494255.

It is an arithmetic number, because the mean of its divisors is an integer number (31783920192).

Almost surely, 2^{2050220851770} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2050220851770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3051256338432).

2050220851770 is an abundant number, since it is smaller than the sum of its proper divisors (4052291825094).

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

2050220851770 is a wasteful number, since it uses less digits than its factorization.

2050220851770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125277 (or 125264 counting only the distinct ones).

The product of its (nonzero) digits is 78400, while the sum is 39.

The spelling of 2050220851770 in words is "two trillion, fifty billion, two hundred twenty million, eight hundred fifty-one thousand, seven hundred seventy".