67487622678476 has 480 divisors, whose sum is σ = 163623470774400. Its totient is φ = 23709174128640.

The previous prime is 67487622678461. The next prime is 67487622678491.

67487622678476 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (67487622678461) and next prime (67487622678491).

It is a self number, because there is not a number n which added to its sum of digits gives 67487622678476.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 95187055610 + ... + 95187056318.

It is an arithmetic number, because the mean of its divisors is an integer number (340882230780).

Almost surely, 2^{67487622678476} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67487622678476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81811735387200).

67487622678476 is an abundant number, since it is smaller than the sum of its proper divisors (96135848095924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67487622678476 is a wasteful number, since it uses less digits than its factorization.

67487622678476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167 (or 1132 counting only the distinct ones).

The product of its digits is 12745506816, while the sum is 80.

The spelling of 67487622678476 in words is "sixty-seven trillion, four hundred eighty-seven billion, six hundred twenty-two million, six hundred seventy-eight thousand, four hundred seventy-six".