5377724221 has 4 divisors (see below), whose sum is σ = 5378117212. Its totient is φ = 5377331232.

The previous prime is 5377724201. The next prime is 5377724237. The reversal of 5377724221 is 1224277735.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4378468900 + 999255321 = 66170^2 + 31611^2 .

It is a cyclic number.

It is not a de Polignac number, because 5377724221 - 2¹⁵ = 5377691453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5377724201) 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, 175200 + ... + 203593.

It is an arithmetic number, because the mean of its divisors is an integer number (1344529303).

Almost surely, 2^5377724221 is an apocalyptic number.

It is an amenable number.

5377724221 is a deficient number, since it is larger than the sum of its proper divisors (392991).

5377724221 is a wasteful number, since it uses less digits than its factorization.

5377724221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392990.

The product of its digits is 164640, while the sum is 40.

The square root of 5377724221 is about 73332.9681725757. The cubic root of 5377724221 is about 1751.9949191427.

The spelling of 5377724221 in words is "five billion, three hundred seventy-seven million, seven hundred twenty-four thousand, two hundred twenty-one".