67115393025936 has 160 divisors (see below), whose sum is σ = 179527195238400. Its totient is φ = 21583290961920.

The previous prime is 67115393025859. The next prime is 67115393025949. The reversal of 67115393025936 is 63952039351176.

It is a self number, because there is not a number n which added to its sum of digits gives 67115393025936.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1954591360 + ... + 1954625696.

It is an arithmetic number, because the mean of its divisors is an integer number (1122044970240).

Almost surely, 2^{67115393025936} 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 67115393025936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89763597619200).

67115393025936 is an abundant number, since it is smaller than the sum of its proper divisors (112411802212464).

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

67115393025936 is a wasteful number, since it uses less digits than its factorization.

67115393025936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38397 (or 38391 counting only the distinct ones).

The product of its (nonzero) digits is 27556200, while the sum is 60.

The spelling of 67115393025936 in words is "sixty-seven trillion, one hundred fifteen billion, three hundred ninety-three million, twenty-five thousand, nine hundred thirty-six".