40645004246 has 48 divisors (see below), whose sum is σ = 76639294368. Its totient is φ = 15824962560.

The previous prime is 40645004227. The next prime is 40645004291. The reversal of 40645004246 is 64240054604.

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 23 ways as a sum of consecutive naturals, for example, 2765750 + ... + 2780406.

It is an arithmetic number, because the mean of its divisors is an integer number (1596651966).

Almost surely, 2^40645004246 is an apocalyptic number.

40645004246 is a deficient number, since it is larger than the sum of its proper divisors (35994290122).

40645004246 is a wasteful number, since it uses less digits than its factorization.

40645004246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16325 (or 16314 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

The spelling of 40645004246 in words is "forty billion, six hundred forty-five million, four thousand, two hundred forty-six".