61106010606549 has 12 divisors (see below), whose sum is σ = 90649757476876. Its totient is φ = 39636331204032.

The previous prime is 61106010606547. The next prime is 61106010606587. The reversal of 61106010606549 is 94560601060116.

It can be written as a sum of positive squares in 2 ways, for example, as 58116075092100 + 2989935514449 = 7623390^2 + 1729143^2 .

It is not a de Polignac number, because 61106010606549 - 2¹ = 61106010606547 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61106010606547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91750766344 + ... + 91750767009.

Almost surely, 2^{61106010606549} is an apocalyptic number.

It is an amenable number.

61106010606549 is a deficient number, since it is larger than the sum of its proper divisors (29543746870327).

61106010606549 is a wasteful number, since it uses less digits than its factorization.

61106010606549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183501533396 (or 183501533393 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 61106010606549 in words is "sixty-one trillion, one hundred six billion, ten million, six hundred six thousand, five hundred forty-nine".