2050644136 has 16 divisors (see below), whose sum is σ = 3851723700. Its totient is φ = 1023517824.

The previous prime is 2050644119. The next prime is 2050644149. The reversal of 2050644136 is 6314460502.

It can be written as a sum of positive squares in 2 ways, for example, as 1768202500 + 282441636 = 42050^2 + 16806^2 .

It is a super-2 number, since 2×2050644136² = 8410282745022372992, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2050644098 and 2050644107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220695 + ... + 229798.

Almost surely, 2^2050644136 is an apocalyptic number.

It is an amenable number.

2050644136 is a deficient number, since it is larger than the sum of its proper divisors (1801079564).

2050644136 is a wasteful number, since it uses less digits than its factorization.

2050644136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451068 (or 451064 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 2050644136 is about 45284.0384241512. The cubic root of 2050644136 is about 1270.4671305339.

The spelling of 2050644136 in words is "two billion, fifty million, six hundred forty-four thousand, one hundred thirty-six".