40010789146 has 16 divisors (see below), whose sum is σ = 62322194088. Its totient is φ = 19250092800.

The previous prime is 40010789131. The next prime is 40010789149. The reversal of 40010789146 is 64198701004.

It can be written as a sum of positive squares in 4 ways, for example, as 36376025625 + 3634763521 = 190725^2 + 60289^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40010789099 and 40010789108.

It is not an unprimeable number, because it can be changed into a prime (40010789149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3336045 + ... + 3348016.

Almost surely, 2^40010789146 is an apocalyptic number.

40010789146 is a deficient number, since it is larger than the sum of its proper divisors (22311404942).

40010789146 is a wasteful number, since it uses less digits than its factorization.

40010789146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6684177.

The product of its (nonzero) digits is 48384, while the sum is 40.

The spelling of 40010789146 in words is "forty billion, ten million, seven hundred eighty-nine thousand, one hundred forty-six".