61741044623 has 16 divisors (see below), whose sum is σ = 62868636000. Its totient is φ = 60627027840.

The previous prime is 61741044619. The next prime is 61741044637. The reversal of 61741044623 is 32644014716.

It is a cyclic number.

It is not a de Polignac number, because 61741044623 - 2² = 61741044619 is a prime.

It is a super-2 number, since 2×61741044623² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61741044823) 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, 4607393 + ... + 4620773.

It is an arithmetic number, because the mean of its divisors is an integer number (3929289750).

Almost surely, 2^61741044623 is an apocalyptic number.

61741044623 is a deficient number, since it is larger than the sum of its proper divisors (1127591377).

61741044623 is a wasteful number, since it uses less digits than its factorization.

61741044623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13882.

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 61741044623 in words is "sixty-one billion, seven hundred forty-one million, forty-four thousand, six hundred twenty-three".