50000051061 has 24 divisors (see below), whose sum is σ = 75085998624. Its totient is φ = 33249340080.

The previous prime is 50000050993. The next prime is 50000051083. The reversal of 50000051061 is 16015000005.

It is not a de Polignac number, because 50000051061 - 2⁹ = 50000050549 is a prime.

It is a super-2 number, since 2×50000051061² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50000051161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162675 + ... + 355616.

It is an arithmetic number, because the mean of its divisors is an integer number (3128583276).

Almost surely, 2^50000051061 is an apocalyptic number.

It is an amenable number.

50000051061 is a deficient number, since it is larger than the sum of its proper divisors (25085947563).

50000051061 is an equidigital number, since it uses as much as digits as its factorization.

50000051061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518703 (or 518691 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

Adding to 50000051061 its reverse (16015000005), we get a palindrome (66015051066).

The spelling of 50000051061 in words is "fifty billion, fifty-one thousand, sixty-one".