30561694463 has 2 divisors, whose sum is σ = 30561694464. Its totient is φ = 30561694462.

The previous prime is 30561694453. The next prime is 30561694469. The reversal of 30561694463 is 36449616503.

It is a strong prime.

It is an emirp because it is prime and its reverse (36449616503) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30561694463 - 2⁴ = 30561694447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30561694469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15280847231 + 15280847232.

It is an arithmetic number, because the mean of its divisors is an integer number (15280847232).

Almost surely, 2^30561694463 is an apocalyptic number.

30561694463 is a deficient number, since it is larger than the sum of its proper divisors (1).

30561694463 is an equidigital number, since it uses as much as digits as its factorization.

30561694463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 47.

The spelling of 30561694463 in words is "thirty billion, five hundred sixty-one million, six hundred ninety-four thousand, four hundred sixty-three".