40651163 has 8 divisors (see below), whose sum is σ = 46767360. Its totient is φ = 34612200.

The previous prime is 40651153. The next prime is 40651183. The reversal of 40651163 is 36115604.

40651163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-40651163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40651153) 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 in 7 ways as a sum of consecutive naturals, for example, 18173 + ... + 20286.

It is an arithmetic number, because the mean of its divisors is an integer number (5845920).

Almost surely, 2^40651163 is an apocalyptic number.

40651163 is a deficient number, since it is larger than the sum of its proper divisors (6116197).

40651163 is a wasteful number, since it uses less digits than its factorization.

40651163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38617.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 40651163 is about 6375.8264562329. The cubic root of 40651163 is about 343.8409977051.

Adding to 40651163 its reverse (36115604), we get a palindrome (76766767).

The spelling of 40651163 in words is "forty million, six hundred fifty-one thousand, one hundred sixty-three".