5511253442 has 8 divisors (see below), whose sum is σ = 8422859196. Its totient is φ = 2703633712.

The previous prime is 5511253427. The next prime is 5511253463. The reversal of 5511253442 is 2443521155.

It can be written as a sum of positive squares in 2 ways, for example, as 5501337241 + 9916201 = 74171^2 + 3149^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 5511253399 and 5511253408.

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, 25996373 + ... + 25996584.

Almost surely, 2^5511253442 is an apocalyptic number.

5511253442 is a deficient number, since it is larger than the sum of its proper divisors (2911605754).

5511253442 is a wasteful number, since it uses less digits than its factorization.

5511253442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51993012.

The product of its digits is 24000, while the sum is 32.

The square root of 5511253442 is about 74237.8167917134. The cubic root of 5511253442 is about 1766.3772435734.

Adding to 5511253442 its reverse (2443521155), we get a palindrome (7954774597).

The spelling of 5511253442 in words is "five billion, five hundred eleven million, two hundred fifty-three thousand, four hundred forty-two".