67542849101 has 12 divisors (see below), whose sum is σ = 83586418272. Its totient is φ = 53440495056.

The previous prime is 67542849047. The next prime is 67542849137. The reversal of 67542849101 is 10194824576.

It is a happy number.

It is not a de Polignac number, because 67542849101 - 2¹⁰ = 67542848077 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67542809101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28546091 + ... + 28548456.

It is an arithmetic number, because the mean of its divisors is an integer number (6965534856).

Almost surely, 2^67542849101 is an apocalyptic number.

It is an amenable number.

67542849101 is a deficient number, since it is larger than the sum of its proper divisors (16043569171).

67542849101 is a wasteful number, since it uses less digits than its factorization.

67542849101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57094580 (or 57094567 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 67542849101 in words is "sixty-seven billion, five hundred forty-two million, eight hundred forty-nine thousand, one hundred one".