67540035256 has 32 divisors (see below), whose sum is σ = 132277248000. Its totient is φ = 32269073760.

The previous prime is 67540035161. The next prime is 67540035377. The reversal of 67540035256 is 65253004576.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2856 + ... + 367543.

It is an arithmetic number, because the mean of its divisors is an integer number (4133664000).

Almost surely, 2^67540035256 is an apocalyptic number.

It is an amenable number.

67540035256 is a deficient number, since it is larger than the sum of its proper divisors (64737212744).

67540035256 is a wasteful number, since it uses less digits than its factorization.

67540035256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 371419 (or 371415 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 43.

The spelling of 67540035256 in words is "sixty-seven billion, five hundred forty million, thirty-five thousand, two hundred fifty-six".