63748397736347 has 2 divisors, whose sum is σ = 63748397736348. Its totient is φ = 63748397736346.

The previous prime is 63748397736299. The next prime is 63748397736391. The reversal of 63748397736347 is 74363779384736.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63748397736347 - 2¹² = 63748397732251 is a prime.

It is not a weakly prime, because it can be changed into another prime (63748397732347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31874198868173 + 31874198868174.

It is an arithmetic number, because the mean of its divisors is an integer number (31874198868174).

Almost surely, 2^{63748397736347} is an apocalyptic number.

63748397736347 is a deficient number, since it is larger than the sum of its proper divisors (1).

63748397736347 is an equidigital number, since it uses as much as digits as its factorization.

63748397736347 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8065516032, while the sum is 77.

The spelling of 63748397736347 in words is "sixty-three trillion, seven hundred forty-eight billion, three hundred ninety-seven million, seven hundred thirty-six thousand, three hundred forty-seven".