5656551143 has 4 divisors (see below), whose sum is σ = 5788098888. Its totient is φ = 5525003400.

The previous prime is 5656551119. The next prime is 5656551149. The reversal of 5656551143 is 3411556565.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3411556565 = 5 ⋅682311313.

It is a cyclic number.

It is not a de Polignac number, because 5656551143 - 2²⁶ = 5589442279 is a prime.

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 5656551143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5656551149) 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, 65773808 + ... + 65773893.

It is an arithmetic number, because the mean of its divisors is an integer number (1447024722).

Almost surely, 2^5656551143 is an apocalyptic number.

5656551143 is a deficient number, since it is larger than the sum of its proper divisors (131547745).

5656551143 is a wasteful number, since it uses less digits than its factorization.

5656551143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131547744.

The product of its digits is 270000, while the sum is 41.

The square root of 5656551143 is about 75210.0468222165. The cubic root of 5656551143 is about 1781.7656115247.

The spelling of 5656551143 in words is "five billion, six hundred fifty-six million, five hundred fifty-one thousand, one hundred forty-three".