40448168427827 has 16 divisors (see below), whose sum is σ = 41273180041632. Its totient is φ = 39631549363200.

The previous prime is 40448168427817. The next prime is 40448168427829. The reversal of 40448168427827 is 72872486184404.

It is a cyclic number.

It is not a de Polignac number, because 40448168427827 - 2⁴ = 40448168427811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40448168427829) by changing a digit.

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, 122758433 + ... + 123087485.

It is an arithmetic number, because the mean of its divisors is an integer number (2579573752602).

Almost surely, 2^{40448168427827} is an apocalyptic number.

40448168427827 is a deficient number, since it is larger than the sum of its proper divisors (825011613805).

40448168427827 is a wasteful number, since it uses less digits than its factorization.

40448168427827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341798.

The product of its (nonzero) digits is 154140672, while the sum is 65.

The spelling of 40448168427827 in words is "forty trillion, four hundred forty-eight billion, one hundred sixty-eight million, four hundred twenty-seven thousand, eight hundred twenty-seven".