49857549827 has 2 divisors, whose sum is σ = 49857549828. Its totient is φ = 49857549826.

The previous prime is 49857549809. The next prime is 49857549877. The reversal of 49857549827 is 72894575894.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49857549827 - 2¹⁴ = 49857533443 is a prime.

It is not a weakly prime, because it can be changed into another prime (49857549877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24928774913 + 24928774914.

It is an arithmetic number, because the mean of its divisors is an integer number (24928774914).

Almost surely, 2^49857549827 is an apocalyptic number.

49857549827 is a deficient number, since it is larger than the sum of its proper divisors (1).

49857549827 is an equidigital number, since it uses as much as digits as its factorization.

49857549827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 203212800, while the sum is 68.

The spelling of 49857549827 in words is "forty-nine billion, eight hundred fifty-seven million, five hundred forty-nine thousand, eight hundred twenty-seven".