61473246065 has 32 divisors (see below), whose sum is σ = 94213566720. Its totient is φ = 37386316800.

The previous prime is 61473246031. The next prime is 61473246073. The reversal of 61473246065 is 56064237416.

It is not a de Polignac number, because 61473246065 - 2¹⁴ = 61473229681 is a prime.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1931420 + ... + 1962989.

It is an arithmetic number, because the mean of its divisors is an integer number (2944173960).

Almost surely, 2^61473246065 is an apocalyptic number.

It is an amenable number.

61473246065 is a deficient number, since it is larger than the sum of its proper divisors (32740320655).

61473246065 is a wasteful number, since it uses less digits than its factorization.

61473246065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3894473.

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 61473246065 in words is "sixty-one billion, four hundred seventy-three million, two hundred forty-six thousand, sixty-five".