4215120415 has 64 divisors (see below), whose sum is σ = 5991293952. Its totient is φ = 2815718400.

The previous prime is 4215120407. The next prime is 4215120431. The reversal of 4215120415 is 5140215124.

It is not a de Polignac number, because 4215120415 - 2³ = 4215120407 is a prime.

It is a super-2 number, since 2×4215120415² = 35534480225899544450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4215120415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3474349 + ... + 3475561.

It is an arithmetic number, because the mean of its divisors is an integer number (93613968).

Almost surely, 2^4215120415 is an apocalyptic number.

4215120415 is a deficient number, since it is larger than the sum of its proper divisors (1776173537).

4215120415 is a wasteful number, since it uses less digits than its factorization.

4215120415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 4215120415 is about 64923.9587132516. The cubic root of 4215120415 is about 1615.3624947116.

Adding to 4215120415 its reverse (5140215124), we get a palindrome (9355335539).

The spelling of 4215120415 in words is "four billion, two hundred fifteen million, one hundred twenty thousand, four hundred fifteen".