47365504973 has 2 divisors, whose sum is σ = 47365504974. Its totient is φ = 47365504972.

The previous prime is 47365504943. The next prime is 47365505017. The reversal of 47365504973 is 37940556374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25484291044 + 21881213929 = 159638^2 + 147923^2 .

It is a cyclic number.

It is not a de Polignac number, because 47365504973 - 2¹⁶ = 47365439437 is a prime.

It is a super-2 number, since 2×47365504973² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47365504943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23682752486 + 23682752487.

It is an arithmetic number, because the mean of its divisors is an integer number (23682752487).

Almost surely, 2^47365504973 is an apocalyptic number.

It is an amenable number.

47365504973 is a deficient number, since it is larger than the sum of its proper divisors (1).

47365504973 is an equidigital number, since it uses as much as digits as its factorization.

47365504973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9525600, while the sum is 53.

The spelling of 47365504973 in words is "forty-seven billion, three hundred sixty-five million, five hundred four thousand, nine hundred seventy-three".