65948756824 has 32 divisors (see below), whose sum is σ = 126703689840. Its totient is φ = 32161536000.

The previous prime is 65948756807. The next prime is 65948756869. The reversal of 65948756824 is 42865784956.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1303912 + ... + 1353544.

Almost surely, 2^65948756824 is an apocalyptic number.

It is an amenable number.

65948756824 is a deficient number, since it is larger than the sum of its proper divisors (60754933016).

65948756824 is a wasteful number, since it uses less digits than its factorization.

65948756824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53731 (or 53727 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 64.

The spelling of 65948756824 in words is "sixty-five billion, nine hundred forty-eight million, seven hundred fifty-six thousand, eight hundred twenty-four".