2265946153636 has 81 divisors (see below), whose sum is σ = 4445903636769. Its totient is φ = 1009759264800.

The previous prime is 2265946153633. The next prime is 2265946153657. The reversal of 2265946153636 is 6363516495622.

The square root of 2265946153636 is 1505306.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1633514048100 + 632432105536 = 1278090^2 + 795256^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2265946153631) by changing a digit.

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 26 ways as a sum of consecutive naturals, for example, 1755186151 + ... + 1755187441.

Almost surely, 2^{2265946153636} is an apocalyptic number.

2265946153636 is the 1505306-th square number.

It is an amenable number.

2265946153636 is a deficient number, since it is larger than the sum of its proper divisors (2179957483133).

2265946153636 is an equidigital number, since it uses as much as digits as its factorization.

2265946153636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2714 (or 1357 counting only the distinct ones).

The product of its digits is 41990400, while the sum is 58.

The spelling of 2265946153636 in words is "two trillion, two hundred sixty-five billion, nine hundred forty-six million, one hundred fifty-three thousand, six hundred thirty-six".