47291986473693 has 16 divisors (see below), whose sum is σ = 67936396562496. Its totient is φ = 29089923287040.

The previous prime is 47291986473659. The next prime is 47291986473707. The reversal of 47291986473693 is 39637468919274.

It is not a de Polignac number, because 47291986473693 - 2⁹ = 47291986473181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47291986473593) 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, 267360868 + ... + 267537693.

It is an arithmetic number, because the mean of its divisors is an integer number (4246024785156).

Almost surely, 2^{47291986473693} is an apocalyptic number.

It is an amenable number.

47291986473693 is a deficient number, since it is larger than the sum of its proper divisors (20644410088803).

47291986473693 is a wasteful number, since it uses less digits than its factorization.

47291986473693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534900844.

The product of its digits is 2962842624, while the sum is 78.

The spelling of 47291986473693 in words is "forty-seven trillion, two hundred ninety-one billion, nine hundred eighty-six million, four hundred seventy-three thousand, six hundred ninety-three".