49136778158927 has 8 divisors (see below), whose sum is σ = 52038689940000. Its totient is φ = 46236145607424.

The previous prime is 49136778158917. The next prime is 49136778158959. The reversal of 49136778158927 is 72985187763194.

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

It is a cyclic number.

It is not a de Polignac number, because 49136778158927 - 2²² = 49136773964623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49136778158917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319728302 + ... + 319881947.

It is an arithmetic number, because the mean of its divisors is an integer number (6504836242500).

Almost surely, 2^{49136778158927} is an apocalyptic number.

49136778158927 is a deficient number, since it is larger than the sum of its proper divisors (2901911781073).

49136778158927 is a wasteful number, since it uses less digits than its factorization.

49136778158927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639614785.

The product of its digits is 1280240640, while the sum is 77.

The spelling of 49136778158927 in words is "forty-nine trillion, one hundred thirty-six billion, seven hundred seventy-eight million, one hundred fifty-eight thousand, nine hundred twenty-seven".