65263352665 has 32 divisors (see below), whose sum is σ = 94806858240. Its totient is φ = 42102703104.

The previous prime is 65263352653. The next prime is 65263352717. The reversal of 65263352665 is 56625336256.

It is not a de Polignac number, because 65263352665 - 2¹⁹ = 65262828377 is a prime.

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, 1563891 + ... + 1605079.

It is an arithmetic number, because the mean of its divisors is an integer number (2962714320).

Almost surely, 2^65263352665 is an apocalyptic number.

It is an amenable number.

65263352665 is a deficient number, since it is larger than the sum of its proper divisors (29543505575).

65263352665 is a wasteful number, since it uses less digits than its factorization.

65263352665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43881.

The product of its digits is 5832000, while the sum is 49.

The spelling of 65263352665 in words is "sixty-five billion, two hundred sixty-three million, three hundred fifty-two thousand, six hundred sixty-five".