5561111674 has 4 divisors (see below), whose sum is σ = 8341667514. Its totient is φ = 2780555836.

The previous prime is 5561111671. The next prime is 5561111681. The reversal of 5561111674 is 4761111655.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5279039649 + 282072025 = 72657^2 + 16795^2 .

It is not an unprimeable number, because it can be changed into a prime (5561111671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1390277917 + ... + 1390277920.

Almost surely, 2^5561111674 is an apocalyptic number.

5561111674 is a deficient number, since it is larger than the sum of its proper divisors (2780555840).

5561111674 is a wasteful number, since it uses less digits than its factorization.

5561111674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780555839.

The product of its digits is 25200, while the sum is 37.

The square root of 5561111674 is about 74572.8615114104. The cubic root of 5561111674 is about 1771.6878442728.

The spelling of 5561111674 in words is "five billion, five hundred sixty-one million, one hundred eleven thousand, six hundred seventy-four".