67425474434 has 4 divisors (see below), whose sum is σ = 101138211654. Its totient is φ = 33712737216.

The previous prime is 67425474421. The next prime is 67425474437. The reversal of 67425474434 is 43447452476.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 64153291225 + 3272183209 = 253285^2 + 57203^2 .

It is not an unprimeable number, because it can be changed into a prime (67425474437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16856368607 + ... + 16856368610.

Almost surely, 2^67425474434 is an apocalyptic number.

67425474434 is a deficient number, since it is larger than the sum of its proper divisors (33712737220).

67425474434 is a wasteful number, since it uses less digits than its factorization.

67425474434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33712737219.

The product of its digits is 9031680, while the sum is 50.

The spelling of 67425474434 in words is "sixty-seven billion, four hundred twenty-five million, four hundred seventy-four thousand, four hundred thirty-four".