30229725497 has 2 divisors, whose sum is σ = 30229725498. Its totient is φ = 30229725496.

The previous prime is 30229725469. The next prime is 30229725509. The reversal of 30229725497 is 79452792203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15660269881 + 14569455616 = 125141^2 + 120704^2 .

It is a cyclic number.

It is not a de Polignac number, because 30229725497 - 2⁶ = 30229725433 is a prime.

It is not a weakly prime, because it can be changed into another prime (30229725997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15114862748 + 15114862749.

It is an arithmetic number, because the mean of its divisors is an integer number (15114862749).

Almost surely, 2^30229725497 is an apocalyptic number.

It is an amenable number.

30229725497 is a deficient number, since it is larger than the sum of its proper divisors (1).

30229725497 is an equidigital number, since it uses as much as digits as its factorization.

30229725497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1905120, while the sum is 50.

The spelling of 30229725497 in words is "thirty billion, two hundred twenty-nine million, seven hundred twenty-five thousand, four hundred ninety-seven".