50780879 has 2 divisors, whose sum is σ = 50780880. Its totient is φ = 50780878.

The previous prime is 50780861. The next prime is 50780923. The reversal of 50780879 is 97808705.

It is an a-pointer prime, because the next prime (50780923) can be obtained adding 50780879 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50780879 - 2⁸ = 50780623 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50780579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25390439 + 25390440.

It is an arithmetic number, because the mean of its divisors is an integer number (25390440).

Almost surely, 2^50780879 is an apocalyptic number.

50780879 is a deficient number, since it is larger than the sum of its proper divisors (1).

50780879 is an equidigital number, since it uses as much as digits as its factorization.

50780879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 44.

The square root of 50780879 is about 7126.0703757401. The cubic root of 50780879 is about 370.3111067345.

The spelling of 50780879 in words is "fifty million, seven hundred eighty thousand, eight hundred seventy-nine".