2265530612451 has 4 divisors (see below), whose sum is σ = 3020707483272. Its totient is φ = 1510353741632.

The previous prime is 2265530612419. The next prime is 2265530612497. The reversal of 2265530612451 is 1542160355622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2265530612451 - 2⁵ = 2265530612419 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2265530612551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377588435406 + ... + 377588435411.

It is an arithmetic number, because the mean of its divisors is an integer number (755176870818).

Almost surely, 2^{2265530612451} is an apocalyptic number.

2265530612451 is a deficient number, since it is larger than the sum of its proper divisors (755176870821).

2265530612451 is an equidigital number, since it uses as much as digits as its factorization.

2265530612451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755176870820.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 2265530612451 in words is "two trillion, two hundred sixty-five billion, five hundred thirty million, six hundred twelve thousand, four hundred fifty-one".