40043340770 has 16 divisors (see below), whose sum is σ = 74403111168. Its totient is φ = 15500647920.

The previous prime is 40043340719. The next prime is 40043340793. The reversal of 40043340770 is 7704334004.

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, 64585724 + ... + 64586343.

It is an arithmetic number, because the mean of its divisors is an integer number (4650194448).

Almost surely, 2^40043340770 is an apocalyptic number.

40043340770 is a deficient number, since it is larger than the sum of its proper divisors (34359770398).

40043340770 is a wasteful number, since it uses less digits than its factorization.

40043340770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129172105.

The product of its (nonzero) digits is 28224, while the sum is 32.

Adding to 40043340770 its reverse (7704334004), we get a palindrome (47747674774).

The spelling of 40043340770 in words is "forty billion, forty-three million, three hundred forty thousand, seven hundred seventy".