2499999480 has 384 divisors, whose sum is σ = 9434880000. Its totient is φ = 567751680.

The previous prime is 2499999479. The next prime is 2499999493. The reversal of 2499999480 is 849999942.

2499999480 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11210649 + ... + 11210871.

It is an arithmetic number, because the mean of its divisors is an integer number (24570000).

Almost surely, 2^2499999480 is an apocalyptic number.

2499999480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2499999480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4717440000).

2499999480 is an abundant number, since it is smaller than the sum of its proper divisors (6934880520).

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

2499999480 is a wasteful number, since it uses less digits than its factorization.

2499999480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419 (or 412 counting only the distinct ones).

The product of its (nonzero) digits is 15116544, while the sum is 63.

The square root of 2499999480 is about 49999.9947999997. The cubic root of 2499999480 is about 1357.2087141976.

The spelling of 2499999480 in words is "two billion, four hundred ninety-nine million, nine hundred ninety-nine thousand, four hundred eighty".