2265543554 has 8 divisors (see below), whose sum is σ = 3428389260. Its totient is φ = 1122747136.

The previous prime is 2265543551. The next prime is 2265543583. The reversal of 2265543554 is 4553455622.

It can be written as a sum of positive squares in 2 ways, for example, as 1949664025 + 315879529 = 44155^2 + 17773^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2265543551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5012039 + ... + 5012490.

Almost surely, 2^2265543554 is an apocalyptic number.

2265543554 is a deficient number, since it is larger than the sum of its proper divisors (1162845706).

2265543554 is a wasteful number, since it uses less digits than its factorization.

2265543554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10024644.

The product of its digits is 720000, while the sum is 41.

The square root of 2265543554 is about 47597.7263532619. The cubic root of 2265543554 is about 1313.3812296829.

The spelling of 2265543554 in words is "two billion, two hundred sixty-five million, five hundred forty-three thousand, five hundred fifty-four".