5621609272 has 16 divisors (see below), whose sum is σ = 10697839560. Its totient is φ = 2768852064.

The previous prime is 5621609251. The next prime is 5621609281. The reversal of 5621609272 is 2729061265.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5243503 + ... + 5244574.

Almost surely, 2^5621609272 is an apocalyptic number.

It is an amenable number.

5621609272 is a deficient number, since it is larger than the sum of its proper divisors (5076230288).

5621609272 is a wasteful number, since it uses less digits than its factorization.

5621609272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10488150 (or 10488146 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 5621609272 is about 74977.3917391103. The cubic root of 5621609272 is about 1778.0892335231.

The spelling of 5621609272 in words is "five billion, six hundred twenty-one million, six hundred nine thousand, two hundred seventy-two".