5406655643 has 2 divisors, whose sum is σ = 5406655644. Its totient is φ = 5406655642.

The previous prime is 5406655627. The next prime is 5406655699. The reversal of 5406655643 is 3465566045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5406655643 - 2⁴ = 5406655627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5406655594 and 5406655603.

It is not a weakly prime, because it can be changed into another prime (5406655043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2703327821 + 2703327822.

It is an arithmetic number, because the mean of its divisors is an integer number (2703327822).

Almost surely, 2^5406655643 is an apocalyptic number.

5406655643 is a deficient number, since it is larger than the sum of its proper divisors (1).

5406655643 is an equidigital number, since it uses as much as digits as its factorization.

5406655643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296000, while the sum is 44.

The square root of 5406655643 is about 73529.9642526773. The cubic root of 5406655643 is about 1755.1311328600.

The spelling of 5406655643 in words is "five billion, four hundred six million, six hundred fifty-five thousand, six hundred forty-three".