1040144466 has 16 divisors (see below), whose sum is σ = 2081217600. Its totient is φ = 346560048.

The previous prime is 1040144461. The next prime is 1040144467. The reversal of 1040144466 is 6644410401.

It is not an unprimeable number, because it can be changed into a prime (1040144461) 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 7 ways as a sum of consecutive naturals, for example, 23686 + ... + 51393.

It is an arithmetic number, because the mean of its divisors is an integer number (130076100).

Almost surely, 2^1040144466 is an apocalyptic number.

1040144466 is an abundant number, since it is smaller than the sum of its proper divisors (1041073134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1040144466 is a wasteful number, since it uses less digits than its factorization.

1040144466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77393.

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 1040144466 is about 32251.2707656613. The cubic root of 1040144466 is about 1013.2063141758.

Adding to 1040144466 its reverse (6644410401), we get a palindrome (7684554867).

The spelling of 1040144466 in words is "one billion, forty million, one hundred forty-four thousand, four hundred sixty-six".