2050502333909 has 2 divisors, whose sum is σ = 2050502333910. Its totient is φ = 2050502333908.

The previous prime is 2050502333897. The next prime is 2050502333939. The reversal of 2050502333909 is 9093332050502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1578666602500 + 471835731409 = 1256450^2 + 686903^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2050502333909 is a prime.

It is a super-2 number, since 2×2050502333909² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2050502333939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1025251166954 + 1025251166955.

It is an arithmetic number, because the mean of its divisors is an integer number (1025251166955).

Almost surely, 2^{2050502333909} is an apocalyptic number.

It is an amenable number.

2050502333909 is a deficient number, since it is larger than the sum of its proper divisors (1).

2050502333909 is an equidigital number, since it uses as much as digits as its factorization.

2050502333909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 218700, while the sum is 41.

The spelling of 2050502333909 in words is "two trillion, fifty billion, five hundred two million, three hundred thirty-three thousand, nine hundred nine".