49319897836 has 24 divisors (see below), whose sum is σ = 94169862864. Its totient is φ = 22414874880.

The previous prime is 49319897827. The next prime is 49319897897. The reversal of 49319897836 is 63879891394.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238576 + ... + 394408.

It is an arithmetic number, because the mean of its divisors is an integer number (3923744286).

Almost surely, 2^49319897836 is an apocalyptic number.

It is an amenable number.

49319897836 is a deficient number, since it is larger than the sum of its proper divisors (44849965028).

49319897836 is a wasteful number, since it uses less digits than its factorization.

49319897836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163041 (or 163039 counting only the distinct ones).

The product of its digits is 70543872, while the sum is 67.

The spelling of 49319897836 in words is "forty-nine billion, three hundred nineteen million, eight hundred ninety-seven thousand, eight hundred thirty-six".