4345515120 has 160 divisors (see below), whose sum is σ = 14093097984. Its totient is φ = 1105561600.

The previous prime is 4345515107. The next prime is 4345515127. The reversal of 4345515120 is 215155434.

It is a super-2 number, since 2×4345515120² = 37767003316297228800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4345515127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2875165 + ... + 2876675.

Almost surely, 2^4345515120 is an apocalyptic number.

4345515120 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 4345515120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7046548992).

4345515120 is an abundant number, since it is smaller than the sum of its proper divisors (9747582864).

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

4345515120 is a wasteful number, since it uses less digits than its factorization.

4345515120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2071 (or 2065 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 4345515120 is about 65920.5212358033. The cubic root of 4345515120 is about 1631.8506988082.

The spelling of 4345515120 in words is "four billion, three hundred forty-five million, five hundred fifteen thousand, one hundred twenty".