49319494456957 has 16 divisors (see below), whose sum is σ = 50051602639360. Its totient is φ = 48588927753600.

The previous prime is 49319494456951. The next prime is 49319494456987. The reversal of 49319494456957 is 75965449491394.

It is a cyclic number.

It is not a de Polignac number, because 49319494456957 - 2⁷ = 49319494456829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49319494456951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 533535532 + ... + 533627962.

It is an arithmetic number, because the mean of its divisors is an integer number (3128225164960).

Almost surely, 2^{49319494456957} is an apocalyptic number.

It is an amenable number.

49319494456957 is a deficient number, since it is larger than the sum of its proper divisors (732108182403).

49319494456957 is a wasteful number, since it uses less digits than its factorization.

49319494456957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100684.

The product of its digits is 5290790400, while the sum is 79.

The spelling of 49319494456957 in words is "forty-nine trillion, three hundred nineteen billion, four hundred ninety-four million, four hundred fifty-six thousand, nine hundred fifty-seven".