50511560505 has 64 divisors (see below), whose sum is σ = 99137115648. Its totient is φ = 21434941440.

The previous prime is 50511560453. The next prime is 50511560543. The reversal of 50511560505 is 50506511505.

It is not a de Polignac number, because 50511560505 - 2⁹ = 50511559993 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 63516 + ... + 324125.

It is an arithmetic number, because the mean of its divisors is an integer number (1549017432).

Almost surely, 2^50511560505 is an apocalyptic number.

It is an amenable number.

50511560505 is a deficient number, since it is larger than the sum of its proper divisors (48625555143).

50511560505 is a wasteful number, since it uses less digits than its factorization.

50511560505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387746.

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 50511560505 in words is "fifty billion, five hundred eleven million, five hundred sixty thousand, five hundred five".