30229725893 has 2 divisors, whose sum is σ = 30229725894. Its totient is φ = 30229725892.

The previous prime is 30229725863. The next prime is 30229725989. The reversal of 30229725893 is 39852792203.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23001665569 + 7228060324 = 151663^2 + 85018^2 .

It is a cyclic number.

It is not a de Polignac number, because 30229725893 - 2⁸ = 30229725637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30229725863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15114862946 + 15114862947.

It is an arithmetic number, because the mean of its divisors is an integer number (15114862947).

Almost surely, 2^30229725893 is an apocalyptic number.

It is an amenable number.

30229725893 is a deficient number, since it is larger than the sum of its proper divisors (1).

30229725893 is an equidigital number, since it uses as much as digits as its factorization.

30229725893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 30229725893 in words is "thirty billion, two hundred twenty-nine million, seven hundred twenty-five thousand, eight hundred ninety-three".