40084735678 has 8 divisors (see below), whose sum is σ = 64752265368. Its totient is φ = 18500647224.

The previous prime is 40084735667. The next prime is 40084735687. The reversal of 40084735678 is 87653748004.

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

It is a super-2 number, since 2×40084735678² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 770860276 + ... + 770860327.

It is an arithmetic number, because the mean of its divisors is an integer number (8094033171).

Almost surely, 2^40084735678 is an apocalyptic number.

40084735678 is a deficient number, since it is larger than the sum of its proper divisors (24667529690).

40084735678 is a wasteful number, since it uses less digits than its factorization.

40084735678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541720618.

The product of its (nonzero) digits is 4515840, while the sum is 52.

The spelling of 40084735678 in words is "forty billion, eighty-four million, seven hundred thirty-five thousand, six hundred seventy-eight".