2284809749640 has 128 divisors (see below), whose sum is σ = 8308399132800. Its totient is φ = 553893269760.

The previous prime is 2284809749633. The next prime is 2284809749657. The reversal of 2284809749640 is 469479084822.

2284809749640 is a `hidden beast` number, since 2 + 2 + 8 + 480 + 97 + 4 + 9 + 64 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96150147 + ... + 96173906.

It is an arithmetic number, because the mean of its divisors is an integer number (64909368225).

Almost surely, 2^{2284809749640} is an apocalyptic number.

2284809749640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2284809749640 is an abundant number, since it is smaller than the sum of its proper divisors (6023589383160).

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

2284809749640 is a wasteful number, since it uses less digits than its factorization.

2284809749640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192324084 (or 192324074 counting only the distinct ones).

The product of its (nonzero) digits is 55738368, while the sum is 63.

The spelling of 2284809749640 in words is "two trillion, two hundred eighty-four billion, eight hundred nine million, seven hundred forty-nine thousand, six hundred forty".