47485640167678 has 8 divisors (see below), whose sum is σ = 71243774920440. Its totient is φ = 23737715194200.

The previous prime is 47485640167661. The next prime is 47485640167711. The reversal of 47485640167678 is 87676104658474.

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

It is a self number, because there is not a number n which added to its sum of digits gives 47485640167678.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2552433193 + ... + 2552451796.

It is an arithmetic number, because the mean of its divisors is an integer number (8905471865055).

Almost surely, 2^{47485640167678} is an apocalyptic number.

47485640167678 is a deficient number, since it is larger than the sum of its proper divisors (23758134752762).

47485640167678 is a wasteful number, since it uses less digits than its factorization.

47485640167678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5104889642.

The product of its (nonzero) digits is 1517322240, while the sum is 73.

The spelling of 47485640167678 in words is "forty-seven trillion, four hundred eighty-five billion, six hundred forty million, one hundred sixty-seven thousand, six hundred seventy-eight".