49184130509 has 2 divisors, whose sum is σ = 49184130510. Its totient is φ = 49184130508.

The previous prime is 49184130449. The next prime is 49184130551. The reversal of 49184130509 is 90503148194.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45026718025 + 4157412484 = 212195^2 + 64478^2 .

It is a cyclic number.

It is not a de Polignac number, because 49184130509 - 2¹⁶ = 49184064973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49184130509.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49184136509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24592065254 + 24592065255.

It is an arithmetic number, because the mean of its divisors is an integer number (24592065255).

Almost surely, 2^49184130509 is an apocalyptic number.

It is an amenable number.

49184130509 is a deficient number, since it is larger than the sum of its proper divisors (1).

49184130509 is an equidigital number, since it uses as much as digits as its factorization.

49184130509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 49184130509 in words is "forty-nine billion, one hundred eighty-four million, one hundred thirty thousand, five hundred nine".