40878866326 has 16 divisors (see below), whose sum is σ = 61397859600. Its totient is φ = 20412931968.

The previous prime is 40878866183. The next prime is 40878866381. The reversal of 40878866326 is 62366887804.

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 7 ways as a sum of consecutive naturals, for example, 8641930 + ... + 8646658.

It is an arithmetic number, because the mean of its divisors is an integer number (3837366225).

Almost surely, 2^40878866326 is an apocalyptic number.

40878866326 is a deficient number, since it is larger than the sum of its proper divisors (20518993274).

40878866326 is a wasteful number, since it uses less digits than its factorization.

40878866326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9423.

The product of its (nonzero) digits is 18579456, while the sum is 58.

The spelling of 40878866326 in words is "forty billion, eight hundred seventy-eight million, eight hundred sixty-six thousand, three hundred twenty-six".