2126050290 has 192 divisors, whose sum is σ = 6962731776. Its totient is φ = 438068736.

The previous prime is 2126050261. The next prime is 2126050307. The reversal of 2126050290 is 920506212.

2126050290 is a `hidden beast` number, since 2 + 12 + 60 + 502 + 90 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 349152 + ... + 355188.

It is an arithmetic number, because the mean of its divisors is an integer number (36264228).

Almost surely, 2^2126050290 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2126050290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3481365888).

2126050290 is an abundant number, since it is smaller than the sum of its proper divisors (4836681486).

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

2126050290 is a wasteful number, since it uses less digits than its factorization.

2126050290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6113 (or 6110 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 2126050290 is about 46109.1128737043. The cubic root of 2126050290 is about 1285.8525715282.

The spelling of 2126050290 in words is "two billion, one hundred twenty-six million, fifty thousand, two hundred ninety".