1344635413231 has 16 divisors (see below), whose sum is σ = 1472277624480. Its totient is φ = 1217898823680.

The previous prime is 1344635413201. The next prime is 1344635413259. The reversal of 1344635413231 is 1323145364431.

It is not a de Polignac number, because 1344635413231 - 2¹⁵ = 1344635380463 is a prime.

It is a super-2 number, since 2×1344635413231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344635413201) 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, 5094445 + ... + 5351881.

It is an arithmetic number, because the mean of its divisors is an integer number (92017351530).

Almost surely, 2^{1344635413231} is an apocalyptic number.

1344635413231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1344635413231 is a deficient number, since it is larger than the sum of its proper divisors (127642211249).

1344635413231 is a wasteful number, since it uses less digits than its factorization.

1344635413231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259194.

The product of its digits is 311040, while the sum is 40.

The spelling of 1344635413231 in words is "one trillion, three hundred forty-four billion, six hundred thirty-five million, four hundred thirteen thousand, two hundred thirty-one".