50558268157 has 2 divisors, whose sum is σ = 50558268158. Its totient is φ = 50558268156.

The previous prime is 50558268127. The next prime is 50558268193. The reversal of 50558268157 is 75186285505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37849313401 + 12708954756 = 194549^2 + 112734^2 .

It is a cyclic number.

It is not a de Polignac number, because 50558268157 - 2¹⁹ = 50557743869 is a prime.

It is a super-2 number, since 2×50558268157² (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 (50558268127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25279134078 + 25279134079.

It is an arithmetic number, because the mean of its divisors is an integer number (25279134079).

Almost surely, 2^50558268157 is an apocalyptic number.

It is an amenable number.

50558268157 is a deficient number, since it is larger than the sum of its proper divisors (1).

50558268157 is an equidigital number, since it uses as much as digits as its factorization.

50558268157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360000, while the sum is 52.

The spelling of 50558268157 in words is "fifty billion, five hundred fifty-eight million, two hundred sixty-eight thousand, one hundred fifty-seven".