49151776803 has 32 divisors (see below), whose sum is σ = 67508345856. Its totient is φ = 31797266688.

The previous prime is 49151776783. The next prime is 49151776829. The reversal of 49151776803 is 30867715194.

It is a happy number.

It is a Cunningham number, because it is equal to 221702²-1.

It is not a de Polignac number, because 49151776803 - 2⁵ = 49151776771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49151776603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16182801 + ... + 16185837.

It is an arithmetic number, because the mean of its divisors is an integer number (2109635808).

Almost surely, 2^49151776803 is an apocalyptic number.

49151776803 is a deficient number, since it is larger than the sum of its proper divisors (18356569053).

49151776803 is a wasteful number, since it uses less digits than its factorization.

49151776803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4283.

The product of its (nonzero) digits is 1270080, while the sum is 51.

The spelling of 49151776803 in words is "forty-nine billion, one hundred fifty-one million, seven hundred seventy-six thousand, eight hundred three".