5556195840 has 640 divisors, whose sum is σ = 21036153600. Its totient is φ = 1238630400.

The previous prime is 5556195817. The next prime is 5556195871. The reversal of 5556195840 is 485916555.

It is a tau number, because it is divible by the number of its divisors (640).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 5556195840.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 55011790 + ... + 55011890.

It is an arithmetic number, because the mean of its divisors is an integer number (32868990).

Almost surely, 2^5556195840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5556195840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10518076800).

5556195840 is an abundant number, since it is smaller than the sum of its proper divisors (15479957760).

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

5556195840 is a wasteful number, since it uses less digits than its factorization.

5556195840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 172 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 48.

The square root of 5556195840 is about 74539.8942848727. The cubic root of 5556195840 is about 1771.1656530658.

The spelling of 5556195840 in words is "five billion, five hundred fifty-six million, one hundred ninety-five thousand, eight hundred forty".