49027148777 has 2 divisors, whose sum is σ = 49027148778. Its totient is φ = 49027148776.

The previous prime is 49027148767. The next prime is 49027148843. The reversal of 49027148777 is 77784172094.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36095820121 + 12931328656 = 189989^2 + 113716^2 .

It is a cyclic number.

It is not a de Polignac number, because 49027148777 - 2⁴ = 49027148761 is a prime.

It is a super-2 number, since 2×49027148777² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (49027148717) 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, 24513574388 + 24513574389.

It is an arithmetic number, because the mean of its divisors is an integer number (24513574389).

Almost surely, 2^49027148777 is an apocalyptic number.

It is an amenable number.

49027148777 is a deficient number, since it is larger than the sum of its proper divisors (1).

49027148777 is an equidigital number, since it uses as much as digits as its factorization.

49027148777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5531904, while the sum is 56.

The spelling of 49027148777 in words is "forty-nine billion, twenty-seven million, one hundred forty-eight thousand, seven hundred seventy-seven".