2516240215 has 8 divisors (see below), whose sum is σ = 3022822800. Its totient is φ = 2010769152.

The previous prime is 2516240189. The next prime is 2516240249. The reversal of 2516240215 is 5120426152.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2516240215 - 2¹³ = 2516232023 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272890 + ... + 281959.

It is an arithmetic number, because the mean of its divisors is an integer number (377852850).

Almost surely, 2^2516240215 is an apocalyptic number.

2516240215 is a deficient number, since it is larger than the sum of its proper divisors (506582585).

2516240215 is an equidigital number, since it uses as much as digits as its factorization.

2516240215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555761.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 2516240215 is about 50162.1392586082. The cubic root of 2516240215 is about 1360.1413158735.

Adding to 2516240215 its reverse (5120426152), we get a palindrome (7636666367).

The spelling of 2516240215 in words is "two billion, five hundred sixteen million, two hundred forty thousand, two hundred fifteen".