5556017988 has 24 divisors (see below), whose sum is σ = 14404491360. Its totient is φ = 1852005960.

The previous prime is 5556017933. The next prime is 5556017993. The reversal of 5556017988 is 8897106555.

5556017988 is a `hidden beast` number, since 5 + 5 + 560 + 1 + 79 + 8 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25722198 + ... + 25722413.

It is an arithmetic number, because the mean of its divisors is an integer number (600187140).

Almost surely, 2^5556017988 is an apocalyptic number.

It is an amenable number.

5556017988 is an abundant number, since it is smaller than the sum of its proper divisors (8848473372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5556017988 is a wasteful number, since it uses less digits than its factorization.

5556017988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51444624 (or 51444616 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 54.

The square root of 5556017988 is about 74538.7012765852. The cubic root of 5556017988 is about 1771.1467547209.

The spelling of 5556017988 in words is "five billion, five hundred fifty-six million, seventeen thousand, nine hundred eighty-eight".