5471721922 has 4 divisors (see below), whose sum is σ = 8207582886. Its totient is φ = 2735860960.

The previous prime is 5471721889. The next prime is 5471721989. The reversal of 5471721922 is 2291271745.

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., 4096128001 + 1375593921 = 64001^2 + 37089^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1367930479 + ... + 1367930482.

Almost surely, 2^5471721922 is an apocalyptic number.

5471721922 is a deficient number, since it is larger than the sum of its proper divisors (2735860964).

5471721922 is a wasteful number, since it uses less digits than its factorization.

5471721922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735860963.

The product of its digits is 70560, while the sum is 40.

The square root of 5471721922 is about 73971.0884197333. The cubic root of 5471721922 is about 1762.1437722256.

The spelling of 5471721922 in words is "five billion, four hundred seventy-one million, seven hundred twenty-one thousand, nine hundred twenty-two".