67424353625 has 16 divisors (see below), whose sum is σ = 84962557056. Its totient is φ = 53415788400.

The previous prime is 67424353609. The next prime is 67424353631. The reversal of 67424353625 is 52635342476.

It is not a de Polignac number, because 67424353625 - 2⁴ = 67424353609 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 67424353625.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2605547 + ... + 2631296.

It is an arithmetic number, because the mean of its divisors is an integer number (5310159816).

Almost surely, 2^67424353625 is an apocalyptic number.

It is an amenable number.

67424353625 is a deficient number, since it is larger than the sum of its proper divisors (17538203431).

67424353625 is a wasteful number, since it uses less digits than its factorization.

67424353625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5236961 (or 5236951 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 47.

The spelling of 67424353625 in words is "sixty-seven billion, four hundred twenty-four million, three hundred fifty-three thousand, six hundred twenty-five".