4120529920 has 176 divisors, whose sum is σ = 10993667328. Its totient is φ = 1471610880.

The previous prime is 4120529849. The next prime is 4120529939. The reversal of 4120529920 is 299250214.

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, 2062362 + ... + 2064358.

Almost surely, 2^4120529920 is an apocalyptic number.

4120529920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4120529920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5496833664).

4120529920 is an abundant number, since it is smaller than the sum of its proper divisors (6873137408).

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

4120529920 is a wasteful number, since it uses less digits than its factorization.

4120529920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2066 (or 2048 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 4120529920 is about 64191.3539349343. The cubic root of 4120529920 is about 1603.1876451067.

It can be divided in two parts, 41 and 20529920, that added together give a square (20529961 = 4531²).

The spelling of 4120529920 in words is "four billion, one hundred twenty million, five hundred twenty-nine thousand, nine hundred twenty".