40040224646 has 16 divisors (see below), whose sum is σ = 61294229280. Its totient is φ = 19612407360.

The previous prime is 40040224607. The next prime is 40040224657. The reversal of 40040224646 is 64642204004.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 875711 + ... + 920298.

It is an arithmetic number, because the mean of its divisors is an integer number (3830889330).

Almost surely, 2^40040224646 is an apocalyptic number.

40040224646 is a deficient number, since it is larger than the sum of its proper divisors (21254004634).

40040224646 is a wasteful number, since it uses less digits than its factorization.

40040224646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1796239.

The product of its (nonzero) digits is 36864, while the sum is 32.

The spelling of 40040224646 in words is "forty billion, forty million, two hundred twenty-four thousand, six hundred forty-six".