67011473344 has 28 divisors (see below), whose sum is σ = 134152684704. Its totient is φ = 33209222144.

The previous prime is 67011473327. The next prime is 67011473357. The reversal of 67011473344 is 44337411076.

It is a super-4 number, since 4×67011473344⁴ (a number of 44 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 67011473297 and 67011473306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4625752 + ... + 4640215.

Almost surely, 2^67011473344 is an apocalyptic number.

67011473344 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

67011473344 is an abundant number, since it is smaller than the sum of its proper divisors (67141211360).

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

67011473344 is a wasteful number, since it uses less digits than its factorization.

67011473344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9266092 (or 9266082 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 40.

The spelling of 67011473344 in words is "sixty-seven billion, eleven million, four hundred seventy-three thousand, three hundred forty-four".