114661642549 has 2 divisors, whose sum is σ = 114661642550. Its totient is φ = 114661642548.

The previous prime is 114661642531. The next prime is 114661642573. The reversal of 114661642549 is 945246166411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102651674449 + 12009968100 = 320393^2 + 109590^2 .

It is a cyclic number.

It is not a de Polignac number, because 114661642549 - 2¹⁹ = 114661118261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (114661642519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57330821274 + 57330821275.

It is an arithmetic number, because the mean of its divisors is an integer number (57330821275).

Almost surely, 2^114661642549 is an apocalyptic number.

It is an amenable number.

114661642549 is a deficient number, since it is larger than the sum of its proper divisors (1).

114661642549 is an equidigital number, since it uses as much as digits as its factorization.

114661642549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 49.

The spelling of 114661642549 in words is "one hundred fourteen billion, six hundred sixty-one million, six hundred forty-two thousand, five hundred forty-nine".