67676744434 has 8 divisors (see below), whose sum is σ = 109323971820. Its totient is φ = 31235420496.

The previous prime is 67676744353. The next prime is 67676744453. The reversal of 67676744434 is 43444767676.

It can be written as a sum of positive squares in 2 ways, for example, as 65329826409 + 2346918025 = 255597^2 + 48445^2 .

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

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, 1301475829 + ... + 1301475880.

Almost surely, 2^67676744434 is an apocalyptic number.

67676744434 is a deficient number, since it is larger than the sum of its proper divisors (41647227386).

67676744434 is a wasteful number, since it uses less digits than its factorization.

67676744434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2602951724.

The product of its digits is 56899584, while the sum is 58.

The spelling of 67676744434 in words is "sixty-seven billion, six hundred seventy-six million, seven hundred forty-four thousand, four hundred thirty-four".