50402503905 has 32 divisors (see below), whose sum is σ = 87302154240. Its totient is φ = 24683608320.

The previous prime is 50402503903. The next prime is 50402503939. The reversal of 50402503905 is 50930520405.

It is not a de Polignac number, because 50402503905 - 2¹ = 50402503903 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50402503903) 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 31 ways as a sum of consecutive naturals, for example, 639390 + ... + 713879.

It is an arithmetic number, because the mean of its divisors is an integer number (2728192320).

Almost surely, 2^50402503905 is an apocalyptic number.

It is an amenable number.

50402503905 is a deficient number, since it is larger than the sum of its proper divisors (36899650335).

50402503905 is a wasteful number, since it uses less digits than its factorization.

50402503905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1353481.

The product of its (nonzero) digits is 27000, while the sum is 33.

The spelling of 50402503905 in words is "fifty billion, four hundred two million, five hundred three thousand, nine hundred five".