344614851819 has 24 divisors (see below), whose sum is σ = 569825285120. Its totient is φ = 196598330928.

The previous prime is 344614851809. The next prime is 344614851853. The reversal of 344614851819 is 918158416443.

344614851819 is a `hidden beast` number, since 3 + 4 + 4 + 614 + 8 + 5 + 1 + 8 + 19 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-344614851819 is a prime.

It is a super-2 number, since 2×344614851819² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (344614851809) 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 23 ways as a sum of consecutive naturals, for example, 4467589 + ... + 4544070.

Almost surely, 2^344614851819 is an apocalyptic number.

344614851819 is a deficient number, since it is larger than the sum of its proper divisors (225210433301).

344614851819 is a wasteful number, since it uses less digits than its factorization.

344614851819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9012279 (or 9012276 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 54.

The spelling of 344614851819 in words is "three hundred forty-four billion, six hundred fourteen million, eight hundred fifty-one thousand, eight hundred nineteen".