67755555323 has 8 divisors (see below), whose sum is σ = 68396514048. Its totient is φ = 67114739944.

The previous prime is 67755555269. The next prime is 67755555341. The reversal of 67755555323 is 32355555776.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 67755555323 - 2⁸ = 67755555067 is a prime.

It is a super-2 number, since 2×67755555323² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67755555523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1076090 + ... + 1137312.

It is an arithmetic number, because the mean of its divisors is an integer number (8549564256).

Almost surely, 2^67755555323 is an apocalyptic number.

67755555323 is a deficient number, since it is larger than the sum of its proper divisors (640958725).

67755555323 is a wasteful number, since it uses less digits than its factorization.

67755555323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71673.

The product of its digits is 16537500, while the sum is 53.

The spelling of 67755555323 in words is "sixty-seven billion, seven hundred fifty-five million, five hundred fifty-five thousand, three hundred twenty-three".