67442295011 has 32 divisors (see below), whose sum is σ = 84100251648. Its totient is φ = 52661871360.

The previous prime is 67442294977. The next prime is 67442295017. The reversal of 67442295011 is 11059224476.

It is a de Polignac number, because none of the positive numbers 2^k-67442295011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 67442295011.

It is not an unprimeable number, because it can be changed into a prime (67442295017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2192111 + ... + 2222663.

It is an arithmetic number, because the mean of its divisors is an integer number (2628132864).

Almost surely, 2^67442295011 is an apocalyptic number.

67442295011 is a deficient number, since it is larger than the sum of its proper divisors (16657956637).

67442295011 is a wasteful number, since it uses less digits than its factorization.

67442295011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30891.

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 67442295011 in words is "sixty-seven billion, four hundred forty-two million, two hundred ninety-five thousand, eleven".