67853840307 has 64 divisors (see below), whose sum is σ = 110663884800. Its totient is φ = 36446906880.

The previous prime is 67853840297. The next prime is 67853840311. The reversal of 67853840307 is 70304835876.

It is not a de Polignac number, because 67853840307 - 2⁴ = 67853840291 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 67853840307.

It is not an unprimeable number, because it can be changed into a prime (67853842307) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1760994 + ... + 1799112.

It is an arithmetic number, because the mean of its divisors is an integer number (1729123200).

Almost surely, 2^67853840307 is an apocalyptic number.

67853840307 is a deficient number, since it is larger than the sum of its proper divisors (42810044493).

67853840307 is a wasteful number, since it uses less digits than its factorization.

67853840307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38336.

The product of its (nonzero) digits is 3386880, while the sum is 51.

The spelling of 67853840307 in words is "sixty-seven billion, eight hundred fifty-three million, eight hundred forty thousand, three hundred seven".