5431707856 has 10 divisors (see below), whose sum is σ = 10523934002. Its totient is φ = 2715853920.

The previous prime is 5431707823. The next prime is 5431707863. The reversal of 5431707856 is 6587071345.

It can be written as a sum of positive squares in only one way, i.e., 5399898256 + 31809600 = 73484^2 + 5640^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169740855 + ... + 169740886.

Almost surely, 2^5431707856 is an apocalyptic number.

It is an amenable number.

5431707856 is a deficient number, since it is larger than the sum of its proper divisors (5092226146).

5431707856 is a wasteful number, since it uses less digits than its factorization.

5431707856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339481749 (or 339481743 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 46.

The square root of 5431707856 is about 73700.1211396562. The cubic root of 5431707856 is about 1757.8378079497.

The spelling of 5431707856 in words is "five billion, four hundred thirty-one million, seven hundred seven thousand, eight hundred fifty-six".