3646072432127 has 2 divisors, whose sum is σ = 3646072432128. Its totient is φ = 3646072432126.

The previous prime is 3646072432001. The next prime is 3646072432129. The reversal of 3646072432127 is 7212342706463.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3646072432127 is a prime.

Together with 3646072432129, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3646072432129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1823036216063 + 1823036216064.

It is an arithmetic number, because the mean of its divisors is an integer number (1823036216064).

Almost surely, 2^{3646072432127} is an apocalyptic number.

3646072432127 is a deficient number, since it is larger than the sum of its proper divisors (1).

3646072432127 is an equidigital number, since it uses as much as digits as its factorization.

3646072432127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2032128, while the sum is 47.

The spelling of 3646072432127 in words is "three trillion, six hundred forty-six billion, seventy-two million, four hundred thirty-two thousand, one hundred twenty-seven".