10000545551 has 4 divisors (see below), whose sum is σ = 10018828632. Its totient is φ = 9982262472.

The previous prime is 10000545523. The next prime is 10000545553. The reversal of 10000545551 is 15554500001.

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 10000545551 - 2²⁶ = 9933436687 is a prime.

It is a super-2 number, since 2×10000545551² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10000545551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000545553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9140720 + ... + 9141813.

It is an arithmetic number, because the mean of its divisors is an integer number (2504707158).

Almost surely, 2^10000545551 is an apocalyptic number.

10000545551 is a deficient number, since it is larger than the sum of its proper divisors (18283081).

10000545551 is an equidigital number, since it uses as much as digits as its factorization.

10000545551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18283080.

The product of its (nonzero) digits is 2500, while the sum is 26.

The spelling of 10000545551 in words is "ten billion, five hundred forty-five thousand, five hundred fifty-one".