49500000000019 has 4 divisors (see below), whose sum is σ = 51096774193600. Its totient is φ = 47903225806440.

The previous prime is 49499999999993. The next prime is 49500000000023. The reversal of 49500000000019 is 91000000000594.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49500000000019 - 2¹⁵ = 49499999967251 is a prime.

It is a super-2 number, since 2×49500000000019² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49500000000089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 798387096744 + ... + 798387096805.

It is an arithmetic number, because the mean of its divisors is an integer number (12774193548400).

Almost surely, 2^{49500000000019} is an apocalyptic number.

49500000000019 is a deficient number, since it is larger than the sum of its proper divisors (1596774193581).

49500000000019 is a wasteful number, since it uses less digits than its factorization.

49500000000019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596774193580.

The product of its (nonzero) digits is 1620, while the sum is 28.

The spelling of 49500000000019 in words is "forty-nine trillion, five hundred billion, nineteen", and thus it is an aban number.