50505605506 has 16 divisors (see below), whose sum is σ = 77246415288. Its totient is φ = 24759446400.

The previous prime is 50505605489. The next prime is 50505605519. The reversal of 50505605506 is 60550650505.

It can be written as a sum of positive squares in 4 ways, for example, as 31308117481 + 19197488025 = 176941^2 + 138555^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 623125 + ... + 699496.

Almost surely, 2^50505605506 is an apocalyptic number.

50505605506 is a deficient number, since it is larger than the sum of its proper divisors (26740809782).

50505605506 is a wasteful number, since it uses less digits than its factorization.

50505605506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322997.

The product of its (nonzero) digits is 112500, while the sum is 37.

The spelling of 50505605506 in words is "fifty billion, five hundred five million, six hundred five thousand, five hundred six".