4145515120 has 40 divisors (see below), whose sum is σ = 9782190864. Its totient is φ = 1633454592.

The previous prime is 4145515117. The next prime is 4145515123. The reversal of 4145515120 is 215155414.

It is an interprime number because it is at equal distance from previous prime (4145515117) and next prime (4145515123).

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×4145515120² = 34370591220297228800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4145515123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381349 + ... + 392068.

Almost surely, 2^4145515120 is an apocalyptic number.

4145515120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4145515120 is an abundant number, since it is smaller than the sum of its proper divisors (5636675744).

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

4145515120 is a wasteful number, since it uses less digits than its factorization.

4145515120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773497 (or 773491 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 4145515120 is about 64385.6748042606. The cubic root of 4145515120 is about 1606.4214746862.

The spelling of 4145515120 in words is "four billion, one hundred forty-five million, five hundred fifteen thousand, one hundred twenty".