50911398705 has 16 divisors (see below), whose sum is σ = 81493910784. Its totient is φ = 27140855040.

The previous prime is 50911398701. The next prime is 50911398709. The reversal of 50911398705 is 50789311905.

It is an interprime number because it is at equal distance from previous prime (50911398701) and next prime (50911398709).

It is not a de Polignac number, because 50911398705 - 2² = 50911398701 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50911398701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 707736 + ... + 776345.

It is an arithmetic number, because the mean of its divisors is an integer number (5093369424).

Almost surely, 2^50911398705 is an apocalyptic number.

It is an amenable number.

50911398705 is a deficient number, since it is larger than the sum of its proper divisors (30582512079).

50911398705 is a wasteful number, since it uses less digits than its factorization.

50911398705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1486376.

The product of its (nonzero) digits is 340200, while the sum is 48.

The spelling of 50911398705 in words is "fifty billion, nine hundred eleven million, three hundred ninety-eight thousand, seven hundred five".