2051139210 has 32 divisors (see below), whose sum is σ = 4924670400. Its totient is φ = 546755328.

The previous prime is 2051139193. The next prime is 2051139221. The reversal of 2051139210 is 129311502.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73266 + ... + 97314.

It is an arithmetic number, because the mean of its divisors is an integer number (153895950).

Almost surely, 2^2051139210 is an apocalyptic number.

2051139210 is an abundant number, since it is smaller than the sum of its proper divisors (2873531190).

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

2051139210 is a wasteful number, since it uses less digits than its factorization.

2051139210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26902.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 2051139210 is about 45289.5044132744. The cubic root of 2051139210 is about 1270.5693625795.

The spelling of 2051139210 in words is "two billion, fifty-one million, one hundred thirty-nine thousand, two hundred ten".