67260137672 has 32 divisors (see below), whose sum is σ = 155215704000. Its totient is φ = 26608405824.

The previous prime is 67260137663. The next prime is 67260137687. The reversal of 67260137672 is 27673106276.

It is a super-2 number, since 2×67260137672² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46194422 + ... + 46195877.

It is an arithmetic number, because the mean of its divisors is an integer number (4850490750).

Almost surely, 2^67260137672 is an apocalyptic number.

It is an amenable number.

67260137672 is an abundant number, since it is smaller than the sum of its proper divisors (87955566328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67260137672 is a wasteful number, since it uses less digits than its factorization.

67260137672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92390325 (or 92390321 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 47.

The spelling of 67260137672 in words is "sixty-seven billion, two hundred sixty million, one hundred thirty-seven thousand, six hundred seventy-two".