5561274772 has 12 divisors (see below), whose sum is σ = 9733419360. Its totient is φ = 2780297816.

The previous prime is 5561274743. The next prime is 5561274793. The reversal of 5561274772 is 2774721655.

It is a congruent number.

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, 46072 + ... + 115087.

It is an arithmetic number, because the mean of its divisors is an integer number (811118280).

Almost surely, 2^5561274772 is an apocalyptic number.

It is an amenable number.

5561274772 is a deficient number, since it is larger than the sum of its proper divisors (4172144588).

5561274772 is a wasteful number, since it uses less digits than its factorization.

5561274772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169790 (or 169788 counting only the distinct ones).

The product of its digits is 823200, while the sum is 46.

The square root of 5561274772 is about 74573.9550513448. The cubic root of 5561274772 is about 1771.7051643061.

The spelling of 5561274772 in words is "five billion, five hundred sixty-one million, two hundred seventy-four thousand, seven hundred seventy-two".