2050000156 has 6 divisors (see below), whose sum is σ = 3587500280. Its totient is φ = 1025000076.

The previous prime is 2050000153. The next prime is 2050000171. The reversal of 2050000156 is 6510000502.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2050000153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256250016 + ... + 256250023.

Almost surely, 2^2050000156 is an apocalyptic number.

It is an amenable number.

2050000156 is a deficient number, since it is larger than the sum of its proper divisors (1537500124).

2050000156 is a wasteful number, since it uses less digits than its factorization.

2050000156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512500043 (or 512500041 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 2050000156 is about 45276.9274134189. The cubic root of 2050000156 is about 1270.3341249956.

Adding to 2050000156 its reverse (6510000502), we get a palindrome (8560000658).

The spelling of 2050000156 in words is "two billion, fifty million, one hundred fifty-six", and thus it is an aban number.