67240434627 has 12 divisors (see below), whose sum is σ = 98717287344. Its totient is φ = 44092087920.

The previous prime is 67240434623. The next prime is 67240434631. The reversal of 67240434627 is 72643404276.

67240434627 is a `hidden beast` number, since 67 + 240 + 4 + 346 + 2 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (67240434623) and next prime (67240434631).

It is not a de Polignac number, because 67240434627 - 2² = 67240434623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67240434623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61238463 + ... + 61239560.

It is an arithmetic number, because the mean of its divisors is an integer number (8226440612).

Almost surely, 2^67240434627 is an apocalyptic number.

67240434627 is a deficient number, since it is larger than the sum of its proper divisors (31476852717).

67240434627 is a wasteful number, since it uses less digits than its factorization.

67240434627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122478090 (or 122478087 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 45.

The spelling of 67240434627 in words is "sixty-seven billion, two hundred forty million, four hundred thirty-four thousand, six hundred twenty-seven".