50146646479 has 2 divisors, whose sum is σ = 50146646480. Its totient is φ = 50146646478.

The previous prime is 50146646449. The next prime is 50146646497. The reversal of 50146646479 is 97464664105.

Together with next prime (50146646497) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 50146646479 - 2¹⁵ = 50146613711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50146646419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25073323239 + 25073323240.

It is an arithmetic number, because the mean of its divisors is an integer number (25073323240).

Almost surely, 2^50146646479 is an apocalyptic number.

50146646479 is a deficient number, since it is larger than the sum of its proper divisors (1).

50146646479 is an equidigital number, since it uses as much as digits as its factorization.

50146646479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4354560, while the sum is 52.

The spelling of 50146646479 in words is "fifty billion, one hundred forty-six million, six hundred forty-six thousand, four hundred seventy-nine".