47906320737 has 16 divisors (see below), whose sum is σ = 70636471488. Its totient is φ = 28636404480.

The previous prime is 47906320729. The next prime is 47906320741. The reversal of 47906320737 is 73702360974.

It is a happy number.

It is not a de Polignac number, because 47906320737 - 2³ = 47906320729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47906320037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9940788 + ... + 9945605.

It is an arithmetic number, because the mean of its divisors is an integer number (4414779468).

Almost surely, 2^47906320737 is an apocalyptic number.

It is an amenable number.

47906320737 is a deficient number, since it is larger than the sum of its proper divisors (22730150751).

47906320737 is a wasteful number, since it uses less digits than its factorization.

47906320737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19886480.

The product of its (nonzero) digits is 1333584, while the sum is 48.

The spelling of 47906320737 in words is "forty-seven billion, nine hundred six million, three hundred twenty thousand, seven hundred thirty-seven".