1350440662065 has 64 divisors (see below), whose sum is σ = 2417191372800. Its totient is φ = 638283430400.

The previous prime is 1350440662063. The next prime is 1350440662091. The reversal of 1350440662065 is 5602660440531.

It is not a de Polignac number, because 1350440662065 - 2¹ = 1350440662063 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1350440662063) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 395026 + ... + 1690244.

It is an arithmetic number, because the mean of its divisors is an integer number (37768615200).

Almost surely, 2^{1350440662065} is an apocalyptic number.

1350440662065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1350440662065 is a deficient number, since it is larger than the sum of its proper divisors (1066750710735).

1350440662065 is a wasteful number, since it uses less digits than its factorization.

1350440662065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295398.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 1350440662065 in words is "one trillion, three hundred fifty billion, four hundred forty million, six hundred sixty-two thousand, sixty-five".