61164543066695 has 64 divisors (see below), whose sum is σ = 76729066905600. Its totient is φ = 46754855700480.

The previous prime is 61164543066659. The next prime is 61164543066701. The reversal of 61164543066695 is 59666034546116.

It is not a de Polignac number, because 61164543066695 - 2³⁶ = 61095823589959 is a prime.

It is a super-2 number, since 2×61164543066695² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5442163886 + ... + 5442175124.

It is an arithmetic number, because the mean of its divisors is an integer number (1198891670400).

Almost surely, 2^{61164543066695} is an apocalyptic number.

61164543066695 is a deficient number, since it is larger than the sum of its proper divisors (15564523838905).

61164543066695 is a wasteful number, since it uses less digits than its factorization.

61164543066695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12768.

The product of its (nonzero) digits is 83980800, while the sum is 62.

The spelling of 61164543066695 in words is "sixty-one trillion, one hundred sixty-four billion, five hundred forty-three million, sixty-six thousand, six hundred ninety-five".