5656055878 has 16 divisors (see below), whose sum is σ = 9303828480. Its totient is φ = 2557472200.

The previous prime is 5656055857. The next prime is 5656055891. The reversal of 5656055878 is 8785506565.

It is a congruent number.

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, 668818 + ... + 677221.

It is an arithmetic number, because the mean of its divisors is an integer number (581489280).

Almost surely, 2^5656055878 is an apocalyptic number.

5656055878 is a deficient number, since it is larger than the sum of its proper divisors (3647772602).

5656055878 is a wasteful number, since it uses less digits than its factorization.

5656055878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346243.

The product of its (nonzero) digits is 10080000, while the sum is 55.

The square root of 5656055878 is about 75206.7542046590. The cubic root of 5656055878 is about 1781.7136085828.

The spelling of 5656055878 in words is "five billion, six hundred fifty-six million, fifty-five thousand, eight hundred seventy-eight".