2464121515 has 4 divisors (see below), whose sum is σ = 2956945824. Its totient is φ = 1971297208.

The previous prime is 2464121509. The next prime is 2464121519. The reversal of 2464121515 is 5151214642.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2464121515 - 2¹⁷ = 2463990443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2464121519) 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 3 ways as a sum of consecutive naturals, for example, 246412147 + ... + 246412156.

It is an arithmetic number, because the mean of its divisors is an integer number (739236456).

Almost surely, 2^2464121515 is an apocalyptic number.

2464121515 is a deficient number, since it is larger than the sum of its proper divisors (492824309).

2464121515 is an equidigital number, since it uses as much as digits as its factorization.

2464121515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492824308.

The product of its digits is 9600, while the sum is 31.

The square root of 2464121515 is about 49639.9185635915. The cubic root of 2464121515 is about 1350.6848861361.

The spelling of 2464121515 in words is "two billion, four hundred sixty-four million, one hundred twenty-one thousand, five hundred fifteen".