2449519860 has 24 divisors (see below), whose sum is σ = 6858655776. Its totient is φ = 653205280.

The previous prime is 2449519841. The next prime is 2449519861. The reversal of 2449519860 is 689159442.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2449519861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20412606 + ... + 20412725.

It is an arithmetic number, because the mean of its divisors is an integer number (285777324).

Almost surely, 2^2449519860 is an apocalyptic number.

2449519860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2449519860 is an abundant number, since it is smaller than the sum of its proper divisors (4409135916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2449519860 is a wasteful number, since it uses less digits than its factorization.

2449519860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40825343 (or 40825341 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 2449519860 is about 49492.6242989801. The cubic root of 2449519860 is about 1348.0116792890.

The spelling of 2449519860 in words is "two billion, four hundred forty-nine million, five hundred nineteen thousand, eight hundred sixty".