5599403778 has 32 divisors (see below), whose sum is σ = 11802470400. Its totient is φ = 1766095056.

The previous prime is 5599403773. The next prime is 5599403801. The reversal of 5599403778 is 8773049955.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (5599403773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66375 + ... + 124917.

It is an arithmetic number, because the mean of its divisors is an integer number (368827200).

Almost surely, 2^5599403778 is an apocalyptic number.

5599403778 is an abundant number, since it is smaller than the sum of its proper divisors (6203066622).

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

5599403778 is a wasteful number, since it uses less digits than its factorization.

5599403778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59406.

The product of its (nonzero) digits is 9525600, while the sum is 57.

The square root of 5599403778 is about 74829.1639536351. The cubic root of 5599403778 is about 1775.7449788794.

The spelling of 5599403778 in words is "five billion, five hundred ninety-nine million, four hundred three thousand, seven hundred seventy-eight".