40673464128 has 84 divisors (see below), whose sum is σ = 127181628288. Its totient is φ = 12325290240.

The previous prime is 40673464127. The next prime is 40673464147. The reversal of 40673464128 is 82146437604.

40673464128 is a `hidden beast` number, since 4 + 0 + 67 + 3 + 464 + 128 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40673464127) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3203376 + ... + 3216047.

Almost surely, 2^40673464128 is an apocalyptic number.

40673464128 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

40673464128 is an abundant number, since it is smaller than the sum of its proper divisors (86508164160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40673464128 is a wasteful number, since it uses less digits than its factorization.

40673464128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6419452 (or 6419439 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 40673464128 in words is "forty billion, six hundred seventy-three million, four hundred sixty-four thousand, one hundred twenty-eight".