65001464152321 has 4 divisors (see below), whose sum is σ = 65005524983232. Its totient is φ = 64997403321412.

The previous prime is 65001464152309. The next prime is 65001464152327. The reversal of 65001464152321 is 12325146410056.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 65001464152321 - 2⁷ = 65001464152193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65001464152327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2030391445 + ... + 2030423458.

It is an arithmetic number, because the mean of its divisors is an integer number (16251381245808).

Almost surely, 2^{65001464152321} is an apocalyptic number.

It is an amenable number.

65001464152321 is a deficient number, since it is larger than the sum of its proper divisors (4060830911).

65001464152321 is a wasteful number, since it uses less digits than its factorization.

65001464152321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4060830910.

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 65001464152321 in words is "sixty-five trillion, one billion, four hundred sixty-four million, one hundred fifty-two thousand, three hundred twenty-one".