6627156249 has 16 divisors (see below), whose sum is σ = 10175616000. Its totient is φ = 3758036880.

The previous prime is 6627156227. The next prime is 6627156293. The reversal of 6627156249 is 9426517266.

It is not a de Polignac number, because 6627156249 - 2¹¹ = 6627154201 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 6627156198 and 6627156207.

It is not an unprimeable number, because it can be changed into a prime (6627156209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1201749 + ... + 1207250.

It is an arithmetic number, because the mean of its divisors is an integer number (635976000).

Almost surely, 2^6627156249 is an apocalyptic number.

It is an amenable number.

6627156249 is a deficient number, since it is larger than the sum of its proper divisors (3548459751).

6627156249 is a wasteful number, since it uses less digits than its factorization.

6627156249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2409140.

The product of its digits is 1088640, while the sum is 48.

The square root of 6627156249 is about 81407.3476352104. The cubic root of 6627156249 is about 1878.3466156978.

The spelling of 6627156249 in words is "six billion, six hundred twenty-seven million, one hundred fifty-six thousand, two hundred forty-nine".