4015440452 has 24 divisors (see below), whose sum is σ = 7242621792. Its totient is φ = 1946721600.

The previous prime is 4015440419. The next prime is 4015440497. The reversal of 4015440452 is 2540445104.

4015440452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4015440452² = 32247524047115928608, which contains 22 as substring.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48374 + ... + 101837.

It is an arithmetic number, because the mean of its divisors is an integer number (301775908).

Almost surely, 2^4015440452 is an apocalyptic number.

It is an amenable number.

4015440452 is a deficient number, since it is larger than the sum of its proper divisors (3227181340).

4015440452 is a wasteful number, since it uses less digits than its factorization.

4015440452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150419 (or 150417 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 4015440452 is about 63367.5031226574. The cubic root of 4015440452 is about 1589.4409452881.

Adding to 4015440452 its reverse (2540445104), we get a palindrome (6555885556).

The spelling of 4015440452 in words is "four billion, fifteen million, four hundred forty thousand, four hundred fifty-two".