2456248019 has 4 divisors (see below), whose sum is σ = 2460349200. Its totient is φ = 2452146840.

The previous prime is 2456247949. The next prime is 2456248031. The reversal of 2456248019 is 9108426542.

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 2456248019 - 2²⁸ = 2187812563 is a prime.

It is a super-2 number, since 2×2456248019² = 12066308661682848722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2456241019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2049692 + ... + 2050889.

It is an arithmetic number, because the mean of its divisors is an integer number (615087300).

Almost surely, 2^2456248019 is an apocalyptic number.

2456248019 is a deficient number, since it is larger than the sum of its proper divisors (4101181).

2456248019 is an equidigital number, since it uses as much as digits as its factorization.

2456248019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4101180.

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 2456248019 is about 49560.5490183472. The cubic root of 2456248019 is about 1349.2447570816.

The spelling of 2456248019 in words is "two billion, four hundred fifty-six million, two hundred forty-eight thousand, nineteen".