73649806927 has 2 divisors, whose sum is σ = 73649806928. Its totient is φ = 73649806926.

The previous prime is 73649806897. The next prime is 73649806949. The reversal of 73649806927 is 72960894637.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73649806927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73649806327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36824903463 + 36824903464.

It is an arithmetic number, because the mean of its divisors is an integer number (36824903464).

Almost surely, 2^73649806927 is an apocalyptic number.

73649806927 is a deficient number, since it is larger than the sum of its proper divisors (1).

73649806927 is an equidigital number, since it uses as much as digits as its factorization.

73649806927 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27433728, while the sum is 61.

The spelling of 73649806927 in words is "seventy-three billion, six hundred forty-nine million, eight hundred six thousand, nine hundred twenty-seven".