67430397996 has 96 divisors (see below), whose sum is σ = 188400139200. Its totient is φ = 20733166080.

The previous prime is 67430397971. The next prime is 67430397997. The reversal of 67430397996 is 69979303476.

67430397996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×67430397996³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (67430397997) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2063110 + ... + 2095538.

It is an arithmetic number, because the mean of its divisors is an integer number (1962501450).

Almost surely, 2^67430397996 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 67430397996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94200069600).

67430397996 is an abundant number, since it is smaller than the sum of its proper divisors (120969741204).

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

67430397996 is a wasteful number, since it uses less digits than its factorization.

67430397996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33936 (or 33928 counting only the distinct ones).

The product of its (nonzero) digits is 46294416, while the sum is 63.

The spelling of 67430397996 in words is "sixty-seven billion, four hundred thirty million, three hundred ninety-seven thousand, nine hundred ninety-six".