40851568 has 10 divisors (see below), whose sum is σ = 79149944. Its totient is φ = 20425776.

The previous prime is 40851563. The next prime is 40851581. The reversal of 40851568 is 86515804.

40851568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40851563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276596 + ... + 1276627.

Almost surely, 2^40851568 is an apocalyptic number.

It is an amenable number.

40851568 is a deficient number, since it is larger than the sum of its proper divisors (38298376).

40851568 is a wasteful number, since it uses less digits than its factorization.

40851568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2553231 (or 2553225 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 37.

The square root of 40851568 is about 6391.5231361546. The cubic root of 40851568 is about 344.4051023474.

The spelling of 40851568 in words is "forty million, eight hundred fifty-one thousand, five hundred sixty-eight".