2285106466640 has 40 divisors (see below), whose sum is σ = 5313414893640. Its totient is φ = 913949277696.

The previous prime is 2285106466631. The next prime is 2285106466681. The reversal of 2285106466640 is 466646015822.

It can be written as a sum of positive squares in 4 ways, for example, as 437322980416 + 1847783486224 = 661304^2 + 1359332^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 666719 + ... + 2239358.

It is an arithmetic number, because the mean of its divisors is an integer number (132835372341).

Almost surely, 2^{2285106466640} is an apocalyptic number.

2285106466640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2285106466640 is an abundant number, since it is smaller than the sum of its proper divisors (3028308427000).

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

2285106466640 is a wasteful number, since it uses less digits than its factorization.

2285106466640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2915919 (or 2915913 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 50.

The spelling of 2285106466640 in words is "two trillion, two hundred eighty-five billion, one hundred six million, four hundred sixty-six thousand, six hundred forty".