61065606342136 has 16 divisors (see below), whose sum is σ = 124906922063640. Its totient is φ = 27757093791840.

The previous prime is 61065606342133. The next prime is 61065606342137. The reversal of 61065606342136 is 63124360656016.

It is a self number, because there is not a number n which added to its sum of digits gives 61065606342136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61065606342133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346963672311 + ... + 346963672486.

Almost surely, 2^{61065606342136} is an apocalyptic number.

It is an amenable number.

61065606342136 is an abundant number, since it is smaller than the sum of its proper divisors (63841315721504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61065606342136 is a wasteful number, since it uses less digits than its factorization.

61065606342136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693927344814 (or 693927344810 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 49.

The spelling of 61065606342136 in words is "sixty-one trillion, sixty-five billion, six hundred six million, three hundred forty-two thousand, one hundred thirty-six".