61095891704 has 16 divisors (see below), whose sum is σ = 115568557920. Its totient is φ = 30277609600.

The previous prime is 61095891697. The next prime is 61095891709. The reversal of 61095891704 is 40719859016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61095891709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33791072 + ... + 33792879.

It is an arithmetic number, because the mean of its divisors is an integer number (7223034870).

Almost surely, 2^61095891704 is an apocalyptic number.

It is an amenable number.

61095891704 is a deficient number, since it is larger than the sum of its proper divisors (54472666216).

61095891704 is a wasteful number, since it uses less digits than its factorization.

61095891704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67584070 (or 67584066 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 50.

The spelling of 61095891704 in words is "sixty-one billion, ninety-five million, eight hundred ninety-one thousand, seven hundred four".