5519889155 has 16 divisors (see below), whose sum is σ = 7228493568. Its totient is φ = 4013100000.

The previous prime is 5519889131. The next prime is 5519889157.

It is a happy number.

5519889155 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5519889155 - 2⁶ = 5519889091 is a prime.

It is a super-2 number, since 2×5519889155² = 60938352566973228050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5519889155.

It is not an unprimeable number, because it can be changed into a prime (5519889157) 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, 163370 + ... + 194240.

It is an arithmetic number, because the mean of its divisors is an integer number (451780848).

Almost surely, 2^5519889155 is an apocalyptic number.

5519889155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5519889155 is a deficient number, since it is larger than the sum of its proper divisors (1708604413).

5519889155 is a wasteful number, since it uses less digits than its factorization.

5519889155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34138.

The product of its digits is 3240000, while the sum is 56.

The square root of 5519889155 is about 74295.9565185078. The cubic root of 5519889155 is about 1767.2993548358.

The spelling of 5519889155 in words is "five billion, five hundred nineteen million, eight hundred eighty-nine thousand, one hundred fifty-five".