6857703556 has 18 divisors (see below), whose sum is σ = 13191162110. Its totient is φ = 3117137760.

The previous prime is 6857703553. The next prime is 6857703569. The reversal of 6857703556 is 6553077586.

It can be written as a sum of positive squares in only one way, i.e., 6089305156 + 768398400 = 78034^2 + 27720^2 .

It is not an unprimeable number, because it can be changed into a prime (6857703551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7083921 + ... + 7084888.

Almost surely, 2^6857703556 is an apocalyptic number.

It is an amenable number.

6857703556 is a deficient number, since it is larger than the sum of its proper divisors (6333458554).

6857703556 is a wasteful number, since it uses less digits than its factorization.

6857703556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14168835 (or 14168822 counting only the distinct ones).

The product of its (nonzero) digits is 5292000, while the sum is 52.

The square root of 6857703556 is about 82811.2525928693. The cubic root of 6857703556 is about 1899.8802838698.

The spelling of 6857703556 in words is "six billion, eight hundred fifty-seven million, seven hundred three thousand, five hundred fifty-six".