30747653800447 has 2 divisors, whose sum is σ = 30747653800448. Its totient is φ = 30747653800446.

The previous prime is 30747653800363. The next prime is 30747653800483. The reversal of 30747653800447 is 74400835674703.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (74400835674703) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30747653800447 - 2⁷ = 30747653800319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30747653800391 and 30747653800400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30747653800847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15373826900223 + 15373826900224.

It is an arithmetic number, because the mean of its divisors is an integer number (15373826900224).

Almost surely, 2^{30747653800447} is an apocalyptic number.

30747653800447 is a deficient number, since it is larger than the sum of its proper divisors (1).

30747653800447 is an equidigital number, since it uses as much as digits as its factorization.

30747653800447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47416320, while the sum is 58.

The spelling of 30747653800447 in words is "thirty trillion, seven hundred forty-seven billion, six hundred fifty-three million, eight hundred thousand, four hundred forty-seven".