4040156045 has 8 divisors (see below), whose sum is σ = 4896189720. Its totient is φ = 3200123200.

The previous prime is 4040156041. The next prime is 4040156101. The reversal of 4040156045 is 5406510404.

It can be written as a sum of positive squares in 4 ways, for example, as 1350489001 + 2689667044 = 36749^2 + 51862^2 .

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

It is not a de Polignac number, because 4040156045 - 2² = 4040156041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4040155999 and 4040156017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040156041) 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, 3999650 + ... + 4000659.

It is an arithmetic number, because the mean of its divisors is an integer number (612023715).

Almost surely, 2^4040156045 is an apocalyptic number.

It is an amenable number.

4040156045 is a deficient number, since it is larger than the sum of its proper divisors (856033675).

4040156045 is a wasteful number, since it uses less digits than its factorization.

4040156045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8000415.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 4040156045 is about 63562.2218381328. The cubic root of 4040156045 is about 1592.6953537825.

Adding to 4040156045 its reverse (5406510404), we get a palindrome (9446666449).

The spelling of 4040156045 in words is "four billion, forty million, one hundred fifty-six thousand, forty-five".