5436118509 has 16 divisors (see below), whose sum is σ = 7685129088. Its totient is φ = 3406182912.

The previous prime is 5436118463. The next prime is 5436118529. The reversal of 5436118509 is 9058116345.

It is not a de Polignac number, because 5436118509 - 2¹⁷ = 5435987437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5436118529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36232 + ... + 110385.

It is an arithmetic number, because the mean of its divisors is an integer number (480320568).

Almost surely, 2^5436118509 is an apocalyptic number.

It is an amenable number.

5436118509 is a deficient number, since it is larger than the sum of its proper divisors (2249010579).

5436118509 is a wasteful number, since it uses less digits than its factorization.

5436118509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147364.

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 5436118509 is about 73730.0380374241. The cubic root of 5436118509 is about 1758.3134787802.

The spelling of 5436118509 in words is "five billion, four hundred thirty-six million, one hundred eighteen thousand, five hundred nine".