67011133994 has 32 divisors (see below), whose sum is σ = 115811942400. Its totient is φ = 28485353520.

The previous prime is 67011133979. The next prime is 67011134009. The reversal of 67011133994 is 49933111076.

It is an interprime number because it is at equal distance from previous prime (67011133979) and next prime (67011134009).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4098167 + ... + 4114485.

It is an arithmetic number, because the mean of its divisors is an integer number (3619123200).

Almost surely, 2^67011133994 is an apocalyptic number.

67011133994 is a deficient number, since it is larger than the sum of its proper divisors (48800808406).

67011133994 is a wasteful number, since it uses less digits than its factorization.

67011133994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18698.

The product of its (nonzero) digits is 122472, while the sum is 44.

The spelling of 67011133994 in words is "sixty-seven billion, eleven million, one hundred thirty-three thousand, nine hundred ninety-four".