40684028286 has 32 divisors (see below), whose sum is σ = 88775647488. Its totient is φ = 12327035840.

The previous prime is 40684028251. The next prime is 40684028309. The reversal of 40684028286 is 68282048604.

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 15 ways as a sum of consecutive naturals, for example, 613066 + ... + 676178.

It is an arithmetic number, because the mean of its divisors is an integer number (2774238984).

Almost surely, 2^40684028286 is an apocalyptic number.

40684028286 is an abundant number, since it is smaller than the sum of its proper divisors (48091619202).

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

40684028286 is a wasteful number, since it uses less digits than its factorization.

40684028286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72896.

The product of its (nonzero) digits is 1179648, while the sum is 48.

The spelling of 40684028286 in words is "forty billion, six hundred eighty-four million, twenty-eight thousand, two hundred eighty-six".