5556666137 has 8 divisors (see below), whose sum is σ = 6071431872. Its totient is φ = 5043502800.

The previous prime is 5556666131. The next prime is 5556666173. The reversal of 5556666137 is 7316666555.

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 5556666137 - 2¹⁰ = 5556665113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5556666131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393338 + ... + 407219.

It is an arithmetic number, because the mean of its divisors is an integer number (758928984).

Almost surely, 2^5556666137 is an apocalyptic number.

It is an amenable number.

5556666137 is a deficient number, since it is larger than the sum of its proper divisors (514765735).

5556666137 is a wasteful number, since it uses less digits than its factorization.

5556666137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801199.

The product of its digits is 3402000, while the sum is 50.

The square root of 5556666137 is about 74543.0488845204. The cubic root of 5556666137 is about 1771.2156243301.

The spelling of 5556666137 in words is "five billion, five hundred fifty-six million, six hundred sixty-six thousand, one hundred thirty-seven".