67196690055 has 48 divisors (see below), whose sum is σ = 128228649120. Its totient is φ = 32281286400.

The previous prime is 67196690039. The next prime is 67196690059. The reversal of 67196690055 is 55009669176.

It is not a de Polignac number, because 67196690055 - 2⁴ = 67196690039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 67196689983 and 67196690010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67196690059) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 568756 + ... + 676665.

It is an arithmetic number, because the mean of its divisors is an integer number (2671430190).

Almost surely, 2^67196690055 is an apocalyptic number.

67196690055 is a deficient number, since it is larger than the sum of its proper divisors (61031959065).

67196690055 is a wasteful number, since it uses less digits than its factorization.

67196690055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1245552 (or 1245549 counting only the distinct ones).

The product of its (nonzero) digits is 3061800, while the sum is 54.

The spelling of 67196690055 in words is "sixty-seven billion, one hundred ninety-six million, six hundred ninety thousand, fifty-five".