2288921090292 has 96 divisors (see below), whose sum is σ = 6614013571200. Its totient is φ = 680298518016.

The previous prime is 2288921090257. The next prime is 2288921090473. The reversal of 2288921090292 is 2920901298822.

It is a happy number.

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 pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32772723 + ... + 32842490.

It is an arithmetic number, because the mean of its divisors is an integer number (68895974700).

Almost surely, 2^{2288921090292} is an apocalyptic number.

It is an amenable number.

2288921090292 is an abundant number, since it is smaller than the sum of its proper divisors (4325092480908).

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

2288921090292 is a wasteful number, since it uses less digits than its factorization.

2288921090292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65615262 (or 65615254 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 54.

The spelling of 2288921090292 in words is "two trillion, two hundred eighty-eight billion, nine hundred twenty-one million, ninety thousand, two hundred ninety-two".