20370632735347 has 2 divisors, whose sum is σ = 20370632735348. Its totient is φ = 20370632735346.

The previous prime is 20370632735329. The next prime is 20370632735371. The reversal of 20370632735347 is 74353723607302.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20370632735347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20370632735294 and 20370632735303.

It is not a weakly prime, because it can be changed into another prime (20370632735317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10185316367673 + 10185316367674.

It is an arithmetic number, because the mean of its divisors is an integer number (10185316367674).

Almost surely, 2^{20370632735347} is an apocalyptic number.

20370632735347 is a deficient number, since it is larger than the sum of its proper divisors (1).

20370632735347 is an equidigital number, since it uses as much as digits as its factorization.

20370632735347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13335840, while the sum is 52.

The spelling of 20370632735347 in words is "twenty trillion, three hundred seventy billion, six hundred thirty-two million, seven hundred thirty-five thousand, three hundred forty-seven".