2265210005655 has 32 divisors (see below), whose sum is σ = 3938157987840. Its totient is φ = 1107606925440.

The previous prime is 2265210005623. The next prime is 2265210005701. The reversal of 2265210005655 is 5565000125622.

It is not a de Polignac number, because 2265210005655 - 2⁵ = 2265210005623 is a prime.

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, 128186412 + ... + 128204081.

It is an arithmetic number, because the mean of its divisors is an integer number (123067437120).

Almost surely, 2^{2265210005655} is an apocalyptic number.

2265210005655 is a deficient number, since it is larger than the sum of its proper divisors (1672947982185).

2265210005655 is a wasteful number, since it uses less digits than its factorization.

2265210005655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256390551.

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 2265210005655 in words is "two trillion, two hundred sixty-five billion, two hundred ten million, five thousand, six hundred fifty-five".