49196653409 has 2 divisors, whose sum is σ = 49196653410. Its totient is φ = 49196653408.

The previous prime is 49196653391. The next prime is 49196653411. The reversal of 49196653409 is 90435669194.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46218550225 + 2978103184 = 214985^2 + 54572^2 .

It is a cyclic number.

It is not a de Polignac number, because 49196653409 - 2¹⁶ = 49196587873 is a prime.

Together with 49196653411, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49196653609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24598326704 + 24598326705.

It is an arithmetic number, because the mean of its divisors is an integer number (24598326705).

Almost surely, 2^49196653409 is an apocalyptic number.

It is an amenable number.

49196653409 is a deficient number, since it is larger than the sum of its proper divisors (1).

49196653409 is an equidigital number, since it uses as much as digits as its factorization.

49196653409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6298560, while the sum is 56.

The spelling of 49196653409 in words is "forty-nine billion, one hundred ninety-six million, six hundred fifty-three thousand, four hundred nine".