1344650241555 has 192 divisors, whose sum is σ = 2548350604800. Its totient is φ = 653639362560.

The previous prime is 1344650241551. The next prime is 1344650241589. The reversal of 1344650241555 is 5551420564431.

1344650241555 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 6 + 50 + 2 + 41 + 555 = 666.

It is not a de Polignac number, because 1344650241555 - 2² = 1344650241551 is a prime.

It is a super-2 number, since 2×1344650241555² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1344650241555.

It is not an unprimeable number, because it can be changed into a prime (1344650241551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 794240289 + ... + 794241981.

It is an arithmetic number, because the mean of its divisors is an integer number (13272659400).

Almost surely, 2^{1344650241555} is an apocalyptic number.

1344650241555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1344650241555 is a deficient number, since it is larger than the sum of its proper divisors (1203700363245).

1344650241555 is a wasteful number, since it uses less digits than its factorization.

1344650241555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2066 (or 2063 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 45.

The spelling of 1344650241555 in words is "one trillion, three hundred forty-four billion, six hundred fifty million, two hundred forty-one thousand, five hundred fifty-five".