50011600061 has 2 divisors, whose sum is σ = 50011600062. Its totient is φ = 50011600060.

The previous prime is 50011600033. The next prime is 50011600103. The reversal of 50011600061 is 16000611005.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39812619961 + 10198980100 = 199531^2 + 100990^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50011600061 is a prime.

It is a super-2 number, since 2×50011600061² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50011600031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25005800030 + 25005800031.

It is an arithmetic number, because the mean of its divisors is an integer number (25005800031).

Almost surely, 2^50011600061 is an apocalyptic number.

It is an amenable number.

50011600061 is a deficient number, since it is larger than the sum of its proper divisors (1).

50011600061 is an equidigital number, since it uses as much as digits as its factorization.

50011600061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 20.

The spelling of 50011600061 in words is "fifty billion, eleven million, six hundred thousand, sixty-one".