30746172263 has 2 divisors, whose sum is σ = 30746172264. Its totient is φ = 30746172262.

The previous prime is 30746172161. The next prime is 30746172299. The reversal of 30746172263 is 36227164703.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30746172263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30746172263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30746172463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15373086131 + 15373086132.

It is an arithmetic number, because the mean of its divisors is an integer number (15373086132).

Almost surely, 2^30746172263 is an apocalyptic number.

30746172263 is a deficient number, since it is larger than the sum of its proper divisors (1).

30746172263 is an equidigital number, since it uses as much as digits as its factorization.

30746172263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 41.

The spelling of 30746172263 in words is "thirty billion, seven hundred forty-six million, one hundred seventy-two thousand, two hundred sixty-three".