67400416563 has 8 divisors (see below), whose sum is σ = 89869768128. Its totient is φ = 44932338024.

The previous prime is 67400416549. The next prime is 67400416571. The reversal of 67400416563 is 36561400476.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 67400416563 - 2⁴ = 67400416547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67400416543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186981 + ... + 412022.

It is an arithmetic number, because the mean of its divisors is an integer number (11233721016).

Almost surely, 2^67400416563 is an apocalyptic number.

67400416563 is a deficient number, since it is larger than the sum of its proper divisors (22469351565).

67400416563 is a wasteful number, since it uses less digits than its factorization.

67400416563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636513.

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 67400416563 in words is "sixty-seven billion, four hundred million, four hundred sixteen thousand, five hundred sixty-three".