2050156220 has 24 divisors (see below), whose sum is σ = 4920375264. Its totient is φ = 702910656.

The previous prime is 2050156153. The next prime is 2050156223. The reversal of 2050156220 is 226510502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2050156223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7321847 + ... + 7322126.

It is an arithmetic number, because the mean of its divisors is an integer number (205015636).

Almost surely, 2^2050156220 is an apocalyptic number.

2050156220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2050156220 is an abundant number, since it is smaller than the sum of its proper divisors (2870219044).

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

2050156220 is a wasteful number, since it uses less digits than its factorization.

2050156220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14643989 (or 14643987 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 2050156220 is about 45278.6508191222. The cubic root of 2050156220 is about 1270.3663605044.

Adding to 2050156220 its reverse (226510502), we get a palindrome (2276666722).

The spelling of 2050156220 in words is "two billion, fifty million, one hundred fifty-six thousand, two hundred twenty".