5556161002 has 32 divisors (see below), whose sum is σ = 9783696384. Its totient is φ = 2316816000.

The previous prime is 5556160957. The next prime is 5556161003. The reversal of 5556161002 is 2001616555.

It is not an unprimeable number, because it can be changed into a prime (5556161003) 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, 201127 + ... + 227077.

It is an arithmetic number, because the mean of its divisors is an integer number (305740512).

Almost surely, 2^5556161002 is an apocalyptic number.

5556161002 is a deficient number, since it is larger than the sum of its proper divisors (4227535382).

5556161002 is a wasteful number, since it uses less digits than its factorization.

5556161002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26374.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 5556161002 is about 74539.6605975638. The cubic root of 5556161002 is about 1771.1619512525.

Adding to 5556161002 its reverse (2001616555), we get a palindrome (7557777557).

The spelling of 5556161002 in words is "five billion, five hundred fifty-six million, one hundred sixty-one thousand, two".