7916320073 has 2 divisors, whose sum is σ = 7916320074. Its totient is φ = 7916320072.

The previous prime is 7916320051. The next prime is 7916320109. The reversal of 7916320073 is 3700236197.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4957286464 + 2959033609 = 70408^2 + 54397^2 .

It is a cyclic number.

It is not a de Polignac number, because 7916320073 - 2¹⁶ = 7916254537 is a prime.

It is not a weakly prime, because it can be changed into another prime (7916320043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3958160036 + 3958160037.

It is an arithmetic number, because the mean of its divisors is an integer number (3958160037).

Almost surely, 2^7916320073 is an apocalyptic number.

It is an amenable number.

7916320073 is a deficient number, since it is larger than the sum of its proper divisors (1).

7916320073 is an equidigital number, since it uses as much as digits as its factorization.

7916320073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47628, while the sum is 38.

The square root of 7916320073 is about 88973.7043906794. The cubic root of 7916320073 is about 1993.0022168215.

The spelling of 7916320073 in words is "seven billion, nine hundred sixteen million, three hundred twenty thousand, seventy-three".