49291662793 has 2 divisors, whose sum is σ = 49291662794. Its totient is φ = 49291662792.

The previous prime is 49291662743. The next prime is 49291662857. The reversal of 49291662793 is 39726619294.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47582005689 + 1709657104 = 218133^2 + 41348^2 .

It is a cyclic number.

It is not a de Polignac number, because 49291662793 - 2²¹ = 49289565641 is a prime.

It is not a weakly prime, because it can be changed into another prime (49291662713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24645831396 + 24645831397.

It is an arithmetic number, because the mean of its divisors is an integer number (24645831397).

Almost surely, 2^49291662793 is an apocalyptic number.

It is an amenable number.

49291662793 is a deficient number, since it is larger than the sum of its proper divisors (1).

49291662793 is an equidigital number, since it uses as much as digits as its factorization.

49291662793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8817984, while the sum is 58.

The spelling of 49291662793 in words is "forty-nine billion, two hundred ninety-one million, six hundred sixty-two thousand, seven hundred ninety-three".