2497668480 has 128 divisors (see below), whose sum is σ = 8845970400. Its totient is φ = 666040320.

The previous prime is 2497668479. The next prime is 2497668517. The reversal of 2497668480 is 848667942.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54991 + ... + 89550.

Almost surely, 2^2497668480 is an apocalyptic number.

2497668480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2497668480 is an abundant number, since it is smaller than the sum of its proper divisors (6348301920).

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

2497668480 is a wasteful number, since it uses less digits than its factorization.

2497668480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144569 (or 144551 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The square root of 2497668480 is about 49976.6793614782. The cubic root of 2497668480 is about 1356.7867624717.

The spelling of 2497668480 in words is "two billion, four hundred ninety-seven million, six hundred sixty-eight thousand, four hundred eighty".