2265165630555 has 16 divisors (see below), whose sum is σ = 3626244443904. Its totient is φ = 1207428524640.

The previous prime is 2265165630503. The next prime is 2265165630583. The reversal of 2265165630555 is 5550365615622.

It is not a de Polignac number, because 2265165630555 - 2³⁶ = 2196446153819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2265165630498 and 2265165630507.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41209849 + ... + 41264778.

It is an arithmetic number, because the mean of its divisors is an integer number (226640277744).

Almost surely, 2^{2265165630555} is an apocalyptic number.

2265165630555 is a deficient number, since it is larger than the sum of its proper divisors (1361078813349).

2265165630555 is a wasteful number, since it uses less digits than its factorization.

2265165630555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82476466.

The product of its (nonzero) digits is 8100000, while the sum is 51.

The spelling of 2265165630555 in words is "two trillion, two hundred sixty-five billion, one hundred sixty-five million, six hundred thirty thousand, five hundred fifty-five".