50263536561 has 16 divisors (see below), whose sum is σ = 76604289024. Its totient is φ = 28717433424.

The previous prime is 50263536551. The next prime is 50263536563. The reversal of 50263536561 is 16563536205.

It is not a de Polignac number, because 50263536561 - 2⁶ = 50263536497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50263536563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54255 + ... + 321668.

It is an arithmetic number, because the mean of its divisors is an integer number (4787768064).

Almost surely, 2^50263536561 is an apocalyptic number.

It is an amenable number.

50263536561 is a deficient number, since it is larger than the sum of its proper divisors (26340752463).

50263536561 is a wasteful number, since it uses less digits than its factorization.

50263536561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382300.

The product of its (nonzero) digits is 486000, while the sum is 42.

The spelling of 50263536561 in words is "fifty billion, two hundred sixty-three million, five hundred thirty-six thousand, five hundred sixty-one".