1465513643201 has 16 divisors (see below), whose sum is σ = 1531170914304. Its totient is φ = 1400018924304.

The previous prime is 1465513643197. The next prime is 1465513643213. The reversal of 1465513643201 is 1023463155641.

It is a cyclic number.

It is not a de Polignac number, because 1465513643201 - 2² = 1465513643197 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1465513643221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86570000 + ... + 86586926.

It is an arithmetic number, because the mean of its divisors is an integer number (95698182144).

Almost surely, 2^{1465513643201} is an apocalyptic number.

It is an amenable number.

1465513643201 is a deficient number, since it is larger than the sum of its proper divisors (65657271103).

1465513643201 is a wasteful number, since it uses less digits than its factorization.

1465513643201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21500.

The product of its (nonzero) digits is 259200, while the sum is 41.

Adding to 1465513643201 its reverse (1023463155641), we get a palindrome (2488976798842).

The spelling of 1465513643201 in words is "one trillion, four hundred sixty-five billion, five hundred thirteen million, six hundred forty-three thousand, two hundred one".