49105898519 has 2 divisors, whose sum is σ = 49105898520. Its totient is φ = 49105898518.

The previous prime is 49105898467. The next prime is 49105898531. The reversal of 49105898519 is 91589850194.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49105898519 - 2²⁴ = 49089121303 is a prime.

It is a super-2 number, since 2×49105898519² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49105898119) 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, 24552949259 + 24552949260.

It is an arithmetic number, because the mean of its divisors is an integer number (24552949260).

Almost surely, 2^49105898519 is an apocalyptic number.

49105898519 is a deficient number, since it is larger than the sum of its proper divisors (1).

49105898519 is an equidigital number, since it uses as much as digits as its factorization.

49105898519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4665600, while the sum is 59.

The spelling of 49105898519 in words is "forty-nine billion, one hundred five million, eight hundred ninety-eight thousand, five hundred nineteen".