127946147709783 has 16 divisors (see below), whose sum is σ = 183892681375200. Its totient is φ = 78661032635904.

The previous prime is 127946147709707. The next prime is 127946147709791. The reversal of 127946147709783 is 387907741649721.

It is not a de Polignac number, because 127946147709783 - 2²¹ = 127946145612631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127946147704783) 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, 1563672366 + ... + 1563754187.

It is an arithmetic number, because the mean of its divisors is an integer number (11493292585950).

Almost surely, 2^{127946147709783} is an apocalyptic number.

127946147709783 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

127946147709783 is a deficient number, since it is larger than the sum of its proper divisors (55946533665417).

127946147709783 is a wasteful number, since it uses less digits than its factorization.

127946147709783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3127427618.

The product of its (nonzero) digits is 896168448, while the sum is 75.

The spelling of 127946147709783 in words is "one hundred twenty-seven trillion, nine hundred forty-six billion, one hundred forty-seven million, seven hundred nine thousand, seven hundred eighty-three".