4015981120 has 56 divisors (see below), whose sum is σ = 9694112184. Its totient is φ = 1584377856.

The previous prime is 4015981091. The next prime is 4015981153. The reversal of 4015981120 is 211895104.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 355247104 + 3660734016 = 18848^2 + 60504^2 .

It is a super-2 number, since 2×4015981120² = 32256208712392908800, which contains 22 as substring.

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, 62599 + ... + 109318.

Almost surely, 2^4015981120 is an apocalyptic number.

4015981120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4015981120 is an abundant number, since it is smaller than the sum of its proper divisors (5678131064).

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

4015981120 is a wasteful number, since it uses less digits than its factorization.

4015981120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172007 (or 171997 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 31.

The square root of 4015981120 is about 63371.7691089652. The cubic root of 4015981120 is about 1589.5122800354.

The spelling of 4015981120 in words is "four billion, fifteen million, nine hundred eighty-one thousand, one hundred twenty".