67535455213 has 4 divisors (see below), whose sum is σ = 68972379840. Its totient is φ = 66098530588.

The previous prime is 67535455177. The next prime is 67535455219. The reversal of 67535455213 is 31255453576.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67535455213 is a prime.

It is a super-2 number, since 2×67535455213² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67535455219) 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 3 ways as a sum of consecutive naturals, for example, 718462243 + ... + 718462336.

It is an arithmetic number, because the mean of its divisors is an integer number (17243094960).

Almost surely, 2^67535455213 is an apocalyptic number.

It is an amenable number.

67535455213 is a deficient number, since it is larger than the sum of its proper divisors (1436924627).

67535455213 is a wasteful number, since it uses less digits than its factorization.

67535455213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436924626.

The product of its digits is 1890000, while the sum is 46.

The spelling of 67535455213 in words is "sixty-seven billion, five hundred thirty-five million, four hundred fifty-five thousand, two hundred thirteen".