4419158440 has 64 divisors (see below), whose sum is σ = 10024560000. Its totient is φ = 1753240320.

The previous prime is 4419158413. The next prime is 4419158501. The reversal of 4419158440 is 448519144.

It is a happy number.

It is a super-2 number, since 2×4419158440² = 39057922635646467200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 4419158393 and 4419158402.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4336251 + ... + 4337269.

It is an arithmetic number, because the mean of its divisors is an integer number (156633750).

Almost surely, 2^4419158440 is an apocalyptic number.

4419158440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4419158440 is an abundant number, since it is smaller than the sum of its proper divisors (5605401560).

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

4419158440 is a wasteful number, since it uses less digits than its factorization.

4419158440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810 (or 1806 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 4419158440 is about 66476.7511239832. The cubic root of 4419158440 is about 1641.0174184583.

The spelling of 4419158440 in words is "four billion, four hundred nineteen million, one hundred fifty-eight thousand, four hundred forty".