5405747663 has 4 divisors (see below), whose sum is σ = 5407546008. Its totient is φ = 5403949320.

The previous prime is 5405747657. The next prime is 5405747671. The reversal of 5405747663 is 3667475045.

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 5405747663 - 2⁴ = 5405747647 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 (5405747653) 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, 894656 + ... + 900677.

It is an arithmetic number, because the mean of its divisors is an integer number (1351886502).

Almost surely, 2^5405747663 is an apocalyptic number.

5405747663 is a deficient number, since it is larger than the sum of its proper divisors (1798345).

5405747663 is a wasteful number, since it uses less digits than its factorization.

5405747663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798344.

The product of its (nonzero) digits is 2116800, while the sum is 47.

The square root of 5405747663 is about 73523.7897758270. The cubic root of 5405747663 is about 1755.0328766064.

The spelling of 5405747663 in words is "five billion, four hundred five million, seven hundred forty-seven thousand, six hundred sixty-three".