616343919903 has 32 divisors (see below), whose sum is σ = 929181600000. Its totient is φ = 403669223136.

The previous prime is 616343919869. The next prime is 616343919911. The reversal of 616343919903 is 309919343616.

616343919903 is a `hidden beast` number, since 6 + 16 + 3 + 439 + 199 + 0 + 3 = 666.

It is not a de Polignac number, because 616343919903 - 2¹⁸ = 616343657759 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 616343919903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616343919943) 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 31 ways as a sum of consecutive naturals, for example, 2342668 + ... + 2592446.

It is an arithmetic number, because the mean of its divisors is an integer number (29036925000).

Almost surely, 2^616343919903 is an apocalyptic number.

616343919903 is a deficient number, since it is larger than the sum of its proper divisors (312837680097).

616343919903 is a wasteful number, since it uses less digits than its factorization.

616343919903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251396 (or 251390 counting only the distinct ones).

The product of its (nonzero) digits is 2834352, while the sum is 54.

The spelling of 616343919903 in words is "six hundred sixteen billion, three hundred forty-three million, nine hundred nineteen thousand, nine hundred three".