5511731042 has 8 divisors (see below), whose sum is σ = 8297444316. Its totient is φ = 2745916272.

The previous prime is 5511731023. The next prime is 5511731047. The reversal of 5511731042 is 2401371155.

It can be written as a sum of positive squares in 2 ways, for example, as 5129567641 + 382163401 = 71621^2 + 19549^2 .

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 = 5511730996 and 5511731014.

It is not an unprimeable number, because it can be changed into a prime (5511731047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4973933 + ... + 4975040.

Almost surely, 2^5511731042 is an apocalyptic number.

5511731042 is a deficient number, since it is larger than the sum of its proper divisors (2785713274).

5511731042 is a wasteful number, since it uses less digits than its factorization.

5511731042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9949252.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 5511731042 is about 74241.0334114498. The cubic root of 5511731042 is about 1766.4282662921.

The spelling of 5511731042 in words is "five billion, five hundred eleven million, seven hundred thirty-one thousand, forty-two".