1344198694851 has 72 divisors (see below), whose sum is σ = 2116450976640. Its totient is φ = 821131603200.

The previous prime is 1344198694849. The next prime is 1344198694879. The reversal of 1344198694851 is 1584968914431.

1344198694851 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 1 + 98 + 69 + 485 + 1 = 666.

It is not a de Polignac number, because 1344198694851 - 2¹ = 1344198694849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1344198694801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 356644095 + ... + 356647863.

Almost surely, 2^{1344198694851} is an apocalyptic number.

1344198694851 is a deficient number, since it is larger than the sum of its proper divisors (772252281789).

1344198694851 is a wasteful number, since it uses less digits than its factorization.

1344198694851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7385 (or 7363 counting only the distinct ones).

The product of its digits is 29859840, while the sum is 63.

The spelling of 1344198694851 in words is "one trillion, three hundred forty-four billion, one hundred ninety-eight million, six hundred ninety-four thousand, eight hundred fifty-one".