4040051451 has 16 divisors (see below), whose sum is σ = 5580429600. Its totient is φ = 2596785408.

The previous prime is 4040051447. The next prime is 4040051489. The reversal of 4040051451 is 1541500404.

It is a happy number.

It is not a de Polignac number, because 4040051451 - 2² = 4040051447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4040051651) 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 15 ways as a sum of consecutive naturals, for example, 28935 + ... + 94431.

It is an arithmetic number, because the mean of its divisors is an integer number (348776850).

Almost surely, 2^4040051451 is an apocalyptic number.

4040051451 is a deficient number, since it is larger than the sum of its proper divisors (1540378149).

4040051451 is a wasteful number, since it uses less digits than its factorization.

4040051451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66238.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 4040051451 is about 63561.3990642119. The cubic root of 4040051451 is about 1592.6816094441.

Adding to 4040051451 its reverse (1541500404), we get a palindrome (5581551855).

The spelling of 4040051451 in words is "four billion, forty million, fifty-one thousand, four hundred fifty-one".