67826626497 has 12 divisors (see below), whose sum is σ = 111967764480. Its totient is φ = 38758072248.

The previous prime is 67826626477. The next prime is 67826626601. The reversal of 67826626497 is 79462662876.

67826626497 is a `hidden beast` number, since 6 + 7 + 82 + 6 + 62 + 6 + 497 = 666.

It is not a de Polignac number, because 67826626497 - 2¹² = 67826622401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63), and also a Moran number because the ratio is a prime number: 1076613119 = 67826626497 / (6 + 7 + 8 + 2 + 6 + 6 + 2 + 6 + 4 + 9 + 7).

It is not an unprimeable number, because it can be changed into a prime (67826626477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 538306497 + ... + 538306622.

It is an arithmetic number, because the mean of its divisors is an integer number (9330647040).

Almost surely, 2^67826626497 is an apocalyptic number.

It is an amenable number.

67826626497 is a deficient number, since it is larger than the sum of its proper divisors (44141137983).

67826626497 is a wasteful number, since it uses less digits than its factorization.

67826626497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076613132 (or 1076613129 counting only the distinct ones).

The product of its digits is 73156608, while the sum is 63.

The spelling of 67826626497 in words is "sixty-seven billion, eight hundred twenty-six million, six hundred twenty-six thousand, four hundred ninety-seven".