4515420168 has 384 divisors, whose sum is σ = 15480288000. Its totient is φ = 1228639104.

The previous prime is 4515420139. The next prime is 4515420197. The reversal of 4515420168 is 8610245154.

It is a happy number.

4515420168 is a `hidden beast` number, since 4 + 51 + 542 + 0 + 1 + 68 = 666.

It is an interprime number because it is at equal distance from previous prime (4515420139) and next prime (4515420197).

It is a super-2 number, since 2×4515420168² = 40778038587162296448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 19717878 + ... + 19718106.

It is an arithmetic number, because the mean of its divisors is an integer number (40313250).

Almost surely, 2^4515420168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4515420168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7740144000).

4515420168 is an abundant number, since it is smaller than the sum of its proper divisors (10964867832).

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

4515420168 is a wasteful number, since it uses less digits than its factorization.

4515420168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293 (or 264 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The square root of 4515420168 is about 67196.8761773938. The cubic root of 4515420168 is about 1652.8472624116.

The spelling of 4515420168 in words is "four billion, five hundred fifteen million, four hundred twenty thousand, one hundred sixty-eight".