2490089543640 has 96 divisors (see below), whose sum is σ = 8147105226000. Its totient is φ = 659567328000.

The previous prime is 2490089543609. The next prime is 2490089543693. The reversal of 2490089543640 is 463459800942.

2490089543640 is a `hidden beast` number, since 2 + 4 + 90 + 0 + 8 + 9 + 543 + 6 + 4 + 0 = 666.

2490089543640 is digitally balanced in base 2, because in such base 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 23 ways as a sum of consecutive naturals, for example, 23157486 + ... + 23264765.

Almost surely, 2^{2490089543640} is an apocalyptic number.

2490089543640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2490089543640 is an abundant number, since it is smaller than the sum of its proper divisors (5657015682360).

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

2490089543640 is a wasteful number, since it uses less digits than its factorization.

2490089543640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46422417 (or 46422410 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 54.

The spelling of 2490089543640 in words is "two trillion, four hundred ninety billion, eighty-nine million, five hundred forty-three thousand, six hundred forty".