67601213064 has 128 divisors (see below), whose sum is σ = 234116812800. Its totient is φ = 17558752320.

The previous prime is 67601213063. The next prime is 67601213093. The reversal of 67601213064 is 46031210676.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (67601213063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2015632 + ... + 2048895.

It is an arithmetic number, because the mean of its divisors is an integer number (1829037600).

Almost surely, 2^67601213064 is an apocalyptic number.

It is an amenable number.

67601213064 is an abundant number, since it is smaller than the sum of its proper divisors (166515599736).

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

67601213064 is a wasteful number, since it uses less digits than its factorization.

67601213064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4064560 (or 4064550 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 67601213064 in words is "sixty-seven billion, six hundred one million, two hundred thirteen thousand, sixty-four".