65623389041 has 8 divisors (see below), whose sum is σ = 75085069824. Its totient is φ = 56183436000.

The previous prime is 65623389019. The next prime is 65623389053. The reversal of 65623389041 is 14098332656.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65623389041 - 2³⁴ = 48443519857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (65623389071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5425460 + ... + 5437541.

It is an arithmetic number, because the mean of its divisors is an integer number (9385633728).

Almost surely, 2^65623389041 is an apocalyptic number.

It is an amenable number.

65623389041 is a deficient number, since it is larger than the sum of its proper divisors (9461680783).

65623389041 is a wasteful number, since it uses less digits than its factorization.

65623389041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10863871.

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 65623389041 in words is "sixty-five billion, six hundred twenty-three million, three hundred eighty-nine thousand, forty-one".