50154247061 has 2 divisors, whose sum is σ = 50154247062. Its totient is φ = 50154247060.

The previous prime is 50154247057. The next prime is 50154247103. The reversal of 50154247061 is 16074245105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39315354961 + 10838892100 = 198281^2 + 104110^2 .

It is a cyclic number.

It is not a de Polignac number, because 50154247061 - 2² = 50154247057 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50154247861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25077123530 + 25077123531.

It is an arithmetic number, because the mean of its divisors is an integer number (25077123531).

Almost surely, 2^50154247061 is an apocalyptic number.

It is an amenable number.

50154247061 is a deficient number, since it is larger than the sum of its proper divisors (1).

50154247061 is an equidigital number, since it uses as much as digits as its factorization.

50154247061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 35.

The spelling of 50154247061 in words is "fifty billion, one hundred fifty-four million, two hundred forty-seven thousand, sixty-one".