49136678 has 8 divisors (see below), whose sum is σ = 73754472. Its totient is φ = 24551856.

The previous prime is 49136677. The next prime is 49136687. The reversal of 49136678 is 87663194.

49136678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49136677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4100 + ... + 10727.

It is an arithmetic number, because the mean of its divisors is an integer number (9219309).

Almost surely, 2^49136678 is an apocalyptic number.

49136678 is a deficient number, since it is larger than the sum of its proper divisors (24617794).

49136678 is a wasteful number, since it uses less digits than its factorization.

49136678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16486.

The product of its digits is 217728, while the sum is 44.

The square root of 49136678 is about 7009.7559158647. The cubic root of 49136678 is about 366.2704909191.

The spelling of 49136678 in words is "forty-nine million, one hundred thirty-six thousand, six hundred seventy-eight".