47347436686 has 16 divisors (see below), whose sum is σ = 78939467568. Its totient is φ = 21115494400.

The previous prime is 47347436681. The next prime is 47347436711. The reversal of 47347436686 is 68663474374.

It is a self number, because there is not a number n which added to its sum of digits gives 47347436686.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47347436681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20302195 + ... + 20304526.

It is an arithmetic number, because the mean of its divisors is an integer number (4933716723).

Almost surely, 2^47347436686 is an apocalyptic number.

47347436686 is a deficient number, since it is larger than the sum of its proper divisors (31592030882).

47347436686 is a wasteful number, since it uses less digits than its factorization.

47347436686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40606787.

The product of its digits is 48771072, while the sum is 58.

The spelling of 47347436686 in words is "forty-seven billion, three hundred forty-seven million, four hundred thirty-six thousand, six hundred eighty-six".