67149662223 has 64 divisors (see below), whose sum is σ = 104934072320. Its totient is φ = 37408407552.

The previous prime is 67149662207. The next prime is 67149662263. The reversal of 67149662223 is 32226694176.

67149662223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 67149662223 - 2⁴ = 67149662207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67149662263) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42851586 + ... + 42853152.

It is an arithmetic number, because the mean of its divisors is an integer number (1639594880).

Almost surely, 2^67149662223 is an apocalyptic number.

67149662223 is a deficient number, since it is larger than the sum of its proper divisors (37784410097).

67149662223 is a wasteful number, since it uses less digits than its factorization.

67149662223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976.

The product of its digits is 1306368, while the sum is 48.

The spelling of 67149662223 in words is "sixty-seven billion, one hundred forty-nine million, six hundred sixty-two thousand, two hundred twenty-three".