4551126755569 has 9 divisors (see below), whose sum is σ = 4616283590041. Its totient is φ = 4486877045140.

The previous prime is 4551126755479. The next prime is 4551126755573. The reversal of 4551126755569 is 9655576211554.

The square root of 4551126755569 is 2133337.

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

It is not a de Polignac number, because 4551126755569 - 2³⁵ = 4516767017201 is a prime.

It is a super-2 number, since 2×4551126755569² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4551126755269) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 151451904 + ... + 151481950.

Almost surely, 2^{4551126755569} is an apocalyptic number.

4551126755569 is the 2133337-th square number.

4551126755569 is the 1066669-th centered octagonal number.

It is an amenable number.

4551126755569 is a deficient number, since it is larger than the sum of its proper divisors (65156834472).

4551126755569 is an frugal number, since it uses more digits than its factorization.

4551126755569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60236 (or 30118 counting only the distinct ones).

The product of its digits is 56700000, while the sum is 61.

The spelling of 4551126755569 in words is "four trillion, five hundred fifty-one billion, one hundred twenty-six million, seven hundred fifty-five thousand, five hundred sixty-nine".