61165060611 has 16 divisors (see below), whose sum is σ = 81739005600. Its totient is φ = 40684013568.

The previous prime is 61165060553. The next prime is 61165060613. The reversal of 61165060611 is 11606056116.

It is not a de Polignac number, because 61165060611 - 2¹⁰ = 61165059587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61165060613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2576745 + ... + 2600373.

It is an arithmetic number, because the mean of its divisors is an integer number (5108687850).

Almost surely, 2^61165060611 is an apocalyptic number.

61165060611 is a deficient number, since it is larger than the sum of its proper divisors (20573944989).

61165060611 is a wasteful number, since it uses less digits than its factorization.

61165060611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25558.

The product of its (nonzero) digits is 6480, while the sum is 33.

The spelling of 61165060611 in words is "sixty-one billion, one hundred sixty-five million, sixty thousand, six hundred eleven".