47328809497 has 2 divisors, whose sum is σ = 47328809498. Its totient is φ = 47328809496.

The previous prime is 47328809483. The next prime is 47328809537. The reversal of 47328809497 is 79490882374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31517255961 + 15811553536 = 177531^2 + 125744^2 .

It is a cyclic number.

It is not a de Polignac number, because 47328809497 - 2⁷ = 47328809369 is a prime.

It is not a weakly prime, because it can be changed into another prime (47328809417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23664404748 + 23664404749.

It is an arithmetic number, because the mean of its divisors is an integer number (23664404749).

Almost surely, 2^47328809497 is an apocalyptic number.

It is an amenable number.

47328809497 is a deficient number, since it is larger than the sum of its proper divisors (1).

47328809497 is an equidigital number, since it uses as much as digits as its factorization.

47328809497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24385536, while the sum is 61.

The spelling of 47328809497 in words is "forty-seven billion, three hundred twenty-eight million, eight hundred nine thousand, four hundred ninety-seven".