49179588597157 has 2 divisors, whose sum is σ = 49179588597158. Its totient is φ = 49179588597156.

The previous prime is 49179588597079. The next prime is 49179588597199. The reversal of 49179588597157 is 75179588597194.

49179588597157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39216639257761 + 9962949339396 = 6262319^2 + 3156414^2 .

It is a cyclic number.

It is not a de Polignac number, because 49179588597157 - 2³¹ = 49177441113509 is a prime.

It is a super-2 number, since 2×49179588597157² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49179588597857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24589794298578 + 24589794298579.

It is an arithmetic number, because the mean of its divisors is an integer number (24589794298579).

Almost surely, 2^{49179588597157} is an apocalyptic number.

It is an amenable number.

49179588597157 is a deficient number, since it is larger than the sum of its proper divisors (1).

49179588597157 is an equidigital number, since it uses as much as digits as its factorization.

49179588597157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8001504000, while the sum is 85.

The spelling of 49179588597157 in words is "forty-nine trillion, one hundred seventy-nine billion, five hundred eighty-eight million, five hundred ninety-seven thousand, one hundred fifty-seven".