5565150551 has 4 divisors (see below), whose sum is σ = 5588242704. Its totient is φ = 5542058400.

The previous prime is 5565150533. The next prime is 5565150593. The reversal of 5565150551 is 1550515655.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5565150551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5565150511) 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, 11545715 + ... + 11546196.

It is an arithmetic number, because the mean of its divisors is an integer number (1397060676).

Almost surely, 2^5565150551 is an apocalyptic number.

5565150551 is a deficient number, since it is larger than the sum of its proper divisors (23092153).

5565150551 is a wasteful number, since it uses less digits than its factorization.

5565150551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23092152.

The product of its (nonzero) digits is 93750, while the sum is 38.

The square root of 5565150551 is about 74599.9366688739. The cubic root of 5565150551 is about 1772.1166492848.

The spelling of 5565150551 in words is "five billion, five hundred sixty-five million, one hundred fifty thousand, five hundred fifty-one".