1465140144212 has 18 divisors (see below), whose sum is σ = 2635165327662. Its totient is φ = 712770878304.

The previous prime is 1465140144197. The next prime is 1465140144233. The reversal of 1465140144212 is 2124410415641.

It can be written as a sum of positive squares in 3 ways, for example, as 444320897476 + 1020819246736 = 666574^2 + 1010356^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 133772843 + ... + 133783794.

It is an arithmetic number, because the mean of its divisors is an integer number (146398073759).

Almost surely, 2^{1465140144212} is an apocalyptic number.

It is an amenable number.

1465140144212 is a deficient number, since it is larger than the sum of its proper divisors (1170025183450).

1465140144212 is a wasteful number, since it uses less digits than its factorization.

1465140144212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267556715 (or 267556676 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 35.

Adding to 1465140144212 its reverse (2124410415641), we get a palindrome (3589550559853).

The spelling of 1465140144212 in words is "one trillion, four hundred sixty-five billion, one hundred forty million, one hundred forty-four thousand, two hundred twelve".