1465641455243 has 12 divisors (see below), whose sum is σ = 1705204447272. Its totient is φ = 1256061774240.

The previous prime is 1465641455219. The next prime is 1465641455261. The reversal of 1465641455243 is 3425541465641.

It is a happy number.

It is not a de Polignac number, because 1465641455243 - 2⁴⁰ = 366129827467 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1465641455191 and 1465641455200.

It is not an unprimeable number, because it can be changed into a prime (1465641455293) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2100953 + ... + 2710218.

It is an arithmetic number, because the mean of its divisors is an integer number (142100370606).

Almost surely, 2^{1465641455243} is an apocalyptic number.

1465641455243 is a deficient number, since it is larger than the sum of its proper divisors (239562992029).

1465641455243 is an equidigital number, since it uses as much as digits as its factorization.

1465641455243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4817402 (or 4817395 counting only the distinct ones).

The product of its digits is 6912000, while the sum is 50.

The spelling of 1465641455243 in words is "one trillion, four hundred sixty-five billion, six hundred forty-one million, four hundred fifty-five thousand, two hundred forty-three".