614418208136 has 8 divisors (see below), whose sum is σ = 1152034140270. Its totient is φ = 307209104064.

The previous prime is 614418208133. The next prime is 614418208147. The reversal of 614418208136 is 631802814416.

It can be written as a sum of positive squares in only one way, i.e., 460354108036 + 154064100100 = 678494^2 + 392510^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (614418208133) 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 as a sum of consecutive naturals, namely, 38401138001 + ... + 38401138016.

Almost surely, 2^614418208136 is an apocalyptic number.

It is an amenable number.

614418208136 is a deficient number, since it is larger than the sum of its proper divisors (537615932134).

614418208136 is a wasteful number, since it uses less digits than its factorization.

614418208136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76802276023 (or 76802276019 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 44.

The spelling of 614418208136 in words is "six hundred fourteen billion, four hundred eighteen million, two hundred eight thousand, one hundred thirty-six".