2489816102400 has 1680 divisors, whose sum is σ = 10222330871808. Its totient is φ = 595703808000.

The previous prime is 2489816102351. The next prime is 2489816102413. The reversal of 2489816102400 is 42016189842.

2489816102400 is a `hidden beast` number, since 2 + 4 + 8 + 9 + 8 + 1 + 610 + 24 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

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 167 ways as a sum of consecutive naturals, for example, 13035686305 + ... + 13035686495.

Almost surely, 2^{2489816102400} is an apocalyptic number.

2489816102400 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 2489816102400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5111165435904).

2489816102400 is an abundant number, since it is smaller than the sum of its proper divisors (7732514769408).

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

2489816102400 is a wasteful number, since it uses less digits than its factorization.

2489816102400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 2489816102400 in words is "two trillion, four hundred eighty-nine billion, eight hundred sixteen million, one hundred two thousand, four hundred".