5405543615 has 4 divisors (see below), whose sum is σ = 6486652344. Its totient is φ = 4324434888.

The previous prime is 5405543603. The next prime is 5405543621. The reversal of 5405543615 is 5163455045.

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 5405543615 - 2⁸ = 5405543359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 540554357 + ... + 540554366.

It is an arithmetic number, because the mean of its divisors is an integer number (1621663086).

Almost surely, 2^5405543615 is an apocalyptic number.

5405543615 is a deficient number, since it is larger than the sum of its proper divisors (1081108729).

5405543615 is a wasteful number, since it uses less digits than its factorization.

5405543615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081108728.

The product of its (nonzero) digits is 180000, while the sum is 38.

The square root of 5405543615 is about 73522.4021302351. The cubic root of 5405543615 is about 1755.0107942183.

The spelling of 5405543615 in words is "five billion, four hundred five million, five hundred forty-three thousand, six hundred fifteen".