67260329427457 has 8 divisors (see below), whose sum is σ = 73514136148992. Its totient is φ = 61261780123200.

The previous prime is 67260329427443. The next prime is 67260329427461. The reversal of 67260329427457 is 75472492306276.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67260329427457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67260329427157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63814353769 + ... + 63814354822.

It is an arithmetic number, because the mean of its divisors is an integer number (9189267018624).

Almost surely, 2^{67260329427457} is an apocalyptic number.

It is an amenable number.

67260329427457 is a deficient number, since it is larger than the sum of its proper divisors (6253806721535).

67260329427457 is a wasteful number, since it uses less digits than its factorization.

67260329427457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127628708639.

The product of its (nonzero) digits is 213373440, while the sum is 64.

The spelling of 67260329427457 in words is "sixty-seven trillion, two hundred sixty billion, three hundred twenty-nine million, four hundred twenty-seven thousand, four hundred fifty-seven".