40550446400656 has 10 divisors (see below), whose sum is σ = 78566489901302. Its totient is φ = 20275223200320.

The previous prime is 40550446400641. The next prime is 40550446400671. The reversal of 40550446400656 is 65600464405504.

It is an interprime number because it is at equal distance from previous prime (40550446400641) and next prime (40550446400671).

It can be written as a sum of positive squares in only one way, i.e., 36143133991056 + 4407312409600 = 6011916^2 + 2099360^2 .

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 as a sum of consecutive naturals, namely, 1267201450005 + ... + 1267201450036.

Almost surely, 2^{40550446400656} is an apocalyptic number.

It is an amenable number.

40550446400656 is a deficient number, since it is larger than the sum of its proper divisors (38016043500646).

40550446400656 is a wasteful number, since it uses less digits than its factorization.

40550446400656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534402900049 (or 2534402900043 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 49.

The spelling of 40550446400656 in words is "forty trillion, five hundred fifty billion, four hundred forty-six million, four hundred thousand, six hundred fifty-six".