93737148649 has 2 divisors, whose sum is σ = 93737148650. Its totient is φ = 93737148648.

The previous prime is 93737148569. The next prime is 93737148653. The reversal of 93737148649 is 94684173739.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68189921424 + 25547227225 = 261132^2 + 159835^2 .

It is an emirp because it is prime and its reverse (94684173739) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-93737148649 is a prime.

It is not a weakly prime, because it can be changed into another prime (93737148689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46868574324 + 46868574325.

It is an arithmetic number, because the mean of its divisors is an integer number (46868574325).

Almost surely, 2^93737148649 is an apocalyptic number.

It is an amenable number.

93737148649 is a deficient number, since it is larger than the sum of its proper divisors (1).

93737148649 is an equidigital number, since it uses as much as digits as its factorization.

93737148649 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 93737148649 in words is "ninety-three billion, seven hundred thirty-seven million, one hundred forty-eight thousand, six hundred forty-nine".