5573621551 has 8 divisors (see below), whose sum is σ = 5612504544. Its totient is φ = 5534764800.

The previous prime is 5573621497. The next prime is 5573621567. The reversal of 5573621551 is 1551263755.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5573621551 - 2¹⁹ = 5573097263 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 (5573621591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 632391 + ... + 641143.

It is an arithmetic number, because the mean of its divisors is an integer number (701563068).

Almost surely, 2^5573621551 is an apocalyptic number.

5573621551 is a deficient number, since it is larger than the sum of its proper divisors (38882993).

5573621551 is a wasteful number, since it uses less digits than its factorization.

5573621551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13121.

The product of its digits is 157500, while the sum is 40.

The square root of 5573621551 is about 74656.6912674276. The cubic root of 5573621551 is about 1773.0153365585.

The spelling of 5573621551 in words is "five billion, five hundred seventy-three million, six hundred twenty-one thousand, five hundred fifty-one".