5518837049 has 16 divisors (see below), whose sum is σ = 6129008640. Its totient is φ = 4926921360.

The previous prime is 5518837043. The next prime is 5518837061. The reversal of 5518837049 is 9407388155.

It is a cyclic number.

It is not a de Polignac number, because 5518837049 - 2¹⁶ = 5518771513 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5518836988 and 5518837006.

It is not an unprimeable number, because it can be changed into a prime (5518837043) 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, 701552 + ... + 709374.

It is an arithmetic number, because the mean of its divisors is an integer number (383063040).

Almost surely, 2^5518837049 is an apocalyptic number.

5518837049 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

5518837049 is a deficient number, since it is larger than the sum of its proper divisors (610171591).

5518837049 is a wasteful number, since it uses less digits than its factorization.

5518837049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8980.

The product of its (nonzero) digits is 1209600, while the sum is 50.

The square root of 5518837049 is about 74288.8756746257. The cubic root of 5518837049 is about 1767.1870636678.

The spelling of 5518837049 in words is "five billion, five hundred eighteen million, eight hundred thirty-seven thousand, forty-nine".