65881543046 has 64 divisors (see below), whose sum is σ = 119352268800. Its totient is φ = 26936582400.

The previous prime is 65881543037. The next prime is 65881543051. The reversal of 65881543046 is 64034518856.

65881543046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 65881542985 and 65881543003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 638810 + ... + 734738.

It is an arithmetic number, because the mean of its divisors is an integer number (1864879200).

Almost surely, 2^65881543046 is an apocalyptic number.

65881543046 is a deficient number, since it is larger than the sum of its proper divisors (53470725754).

65881543046 is a wasteful number, since it uses less digits than its factorization.

65881543046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96045.

The product of its (nonzero) digits is 2764800, while the sum is 50.

The spelling of 65881543046 in words is "sixty-five billion, eight hundred eighty-one million, five hundred forty-three thousand, forty-six".