49793452691 has 2 divisors, whose sum is σ = 49793452692. Its totient is φ = 49793452690.

The previous prime is 49793452673. The next prime is 49793452811. The reversal of 49793452691 is 19625439794.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49793452691 - 2¹⁰ = 49793451667 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49793452691.

It is not a weakly prime, because it can be changed into another prime (49793452601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24896726345 + 24896726346.

It is an arithmetic number, because the mean of its divisors is an integer number (24896726346).

Almost surely, 2^49793452691 is an apocalyptic number.

49793452691 is a deficient number, since it is larger than the sum of its proper divisors (1).

49793452691 is an equidigital number, since it uses as much as digits as its factorization.

49793452691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14696640, while the sum is 59.

The spelling of 49793452691 in words is "forty-nine billion, seven hundred ninety-three million, four hundred fifty-two thousand, six hundred ninety-one".