5251604756 has 6 divisors (see below), whose sum is σ = 9190308330. Its totient is φ = 2625802376.

The previous prime is 5251604723. The next prime is 5251604773. The reversal of 5251604756 is 6574061525.

It can be written as a sum of positive squares in only one way, i.e., 3313844356 + 1937760400 = 57566^2 + 44020^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656450591 + ... + 656450598.

It is an arithmetic number, because the mean of its divisors is an integer number (1531718055).

Almost surely, 2^5251604756 is an apocalyptic number.

It is an amenable number.

5251604756 is a deficient number, since it is larger than the sum of its proper divisors (3938703574).

5251604756 is a wasteful number, since it uses less digits than its factorization.

5251604756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312901193 (or 1312901191 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 41.

The square root of 5251604756 is about 72467.9567533127. The cubic root of 5251604756 is about 1738.1903893116.

The spelling of 5251604756 in words is "five billion, two hundred fifty-one million, six hundred four thousand, seven hundred fifty-six".