4115507720 has 32 divisors (see below), whose sum is σ = 9274003200. Its totient is φ = 1643694528.

The previous prime is 4115507719. The next prime is 4115507729. The reversal of 4115507720 is 277055114.

It is not an unprimeable number, because it can be changed into a prime (4115507729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51704 + ... + 104423.

It is an arithmetic number, because the mean of its divisors is an integer number (289812600).

Almost surely, 2^4115507720 is an apocalyptic number.

4115507720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4115507720 is an abundant number, since it is smaller than the sum of its proper divisors (5158495480).

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

4115507720 is a wasteful number, since it uses less digits than its factorization.

4115507720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156797 (or 156793 counting only the distinct ones).

The product of its (nonzero) digits is 9800, while the sum is 32.

The square root of 4115507720 is about 64152.2230324094. The cubic root of 4115507720 is about 1602.5360458791.

The spelling of 4115507720 in words is "four billion, one hundred fifteen million, five hundred seven thousand, seven hundred twenty".