47278453129929 has 32 divisors (see below), whose sum is σ = 82000569127680. Its totient is φ = 26357325782400.

The previous prime is 47278453129903. The next prime is 47278453129967. The reversal of 47278453129929 is 92992135487274.

47278453129929 is a `hidden beast` number, since 4 + 7 + 2 + 7 + 84 + 531 + 2 + 9 + 9 + 2 + 9 = 666.

It is not a de Polignac number, because 47278453129929 - 2³¹ = 47276305646281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47278453129969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3050608662 + ... + 3050624159.

It is an arithmetic number, because the mean of its divisors is an integer number (2562517785240).

Almost surely, 2^{47278453129929} is an apocalyptic number.

It is an amenable number.

47278453129929 is a deficient number, since it is larger than the sum of its proper divisors (34722115997751).

47278453129929 is a wasteful number, since it uses less digits than its factorization.

47278453129929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6101232878 (or 6101232872 counting only the distinct ones).

The product of its digits is 548674560, while the sum is 72.

The spelling of 47278453129929 in words is "forty-seven trillion, two hundred seventy-eight billion, four hundred fifty-three million, one hundred twenty-nine thousand, nine hundred twenty-nine".