15872350073 has 2 divisors, whose sum is σ = 15872350074. Its totient is φ = 15872350072.

The previous prime is 15872350057. The next prime is 15872350127. The reversal of 15872350073 is 37005327851.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9341609104 + 6530740969 = 96652^2 + 80813^2 .

It is an emirp because it is prime and its reverse (37005327851) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15872350073 - 2⁴ = 15872350057 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 15872350073.

It is not a weakly prime, because it can be changed into another prime (15872350003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7936175036 + 7936175037.

It is an arithmetic number, because the mean of its divisors is an integer number (7936175037).

Almost surely, 2^15872350073 is an apocalyptic number.

It is an amenable number.

15872350073 is a deficient number, since it is larger than the sum of its proper divisors (1).

15872350073 is an equidigital number, since it uses as much as digits as its factorization.

15872350073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 176400, while the sum is 41.

The spelling of 15872350073 in words is "fifteen billion, eight hundred seventy-two million, three hundred fifty thousand, seventy-three".