49845304057 has 2 divisors, whose sum is σ = 49845304058. Its totient is φ = 49845304056.

The previous prime is 49845304037. The next prime is 49845304123. The reversal of 49845304057 is 75040354894.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48563377641 + 1281926416 = 220371^2 + 35804^2 .

It is a cyclic number.

It is not a de Polignac number, because 49845304057 - 2¹⁹ = 49844779769 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49845304057.

It is not a weakly prime, because it can be changed into another prime (49845304027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24922652028 + 24922652029.

It is an arithmetic number, because the mean of its divisors is an integer number (24922652029).

Almost surely, 2^49845304057 is an apocalyptic number.

It is an amenable number.

49845304057 is a deficient number, since it is larger than the sum of its proper divisors (1).

49845304057 is an equidigital number, since it uses as much as digits as its factorization.

49845304057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2419200, while the sum is 49.

The spelling of 49845304057 in words is "forty-nine billion, eight hundred forty-five million, three hundred four thousand, fifty-seven".