6423870615 has 16 divisors (see below), whose sum is σ = 10288167648. Its totient is φ = 3422739456.

The previous prime is 6423870601. The next prime is 6423870619. The reversal of 6423870615 is 5160783246.

It is not a de Polignac number, because 6423870615 - 2¹¹ = 6423868567 is a prime.

It is a super-2 number, since 2×6423870615² = 82532227356520956450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6423870619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191794 + ... + 222783.

It is an arithmetic number, because the mean of its divisors is an integer number (643010478).

Almost surely, 2^6423870615 is an apocalyptic number.

6423870615 is a deficient number, since it is larger than the sum of its proper divisors (3864297033).

6423870615 is a wasteful number, since it uses less digits than its factorization.

6423870615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415618.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 6423870615 is about 80149.0524897207. The cubic root of 6423870615 is about 1858.9409524957.

The spelling of 6423870615 in words is "six billion, four hundred twenty-three million, eight hundred seventy thousand, six hundred fifteen".