67612240023 has 8 divisors (see below), whose sum is σ = 90176926848. Its totient is φ = 45061189944.

The previous prime is 67612239953. The next prime is 67612240049. The reversal of 67612240023 is 32004221676.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 67612240023 - 2¹⁰ = 67612238999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67612240063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3397611 + ... + 3417452.

It is an arithmetic number, because the mean of its divisors is an integer number (11272115856).

Almost surely, 2^67612240023 is an apocalyptic number.

67612240023 is a deficient number, since it is larger than the sum of its proper divisors (22564686825).

67612240023 is a wasteful number, since it uses less digits than its factorization.

67612240023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6818373.

The product of its (nonzero) digits is 24192, while the sum is 33.

Adding to 67612240023 its reverse (32004221676), we get a palindrome (99616461699).

The spelling of 67612240023 in words is "sixty-seven billion, six hundred twelve million, two hundred forty thousand, twenty-three".