5251155739409 has 16 divisors (see below), whose sum is σ = 5423950641600. Its totient is φ = 5081664977664.

The previous prime is 5251155739393. The next prime is 5251155739471. The reversal of 5251155739409 is 9049375511525.

5251155739409 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 5251155739409 - 2⁴ = 5251155739393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5251155739909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1010732 + ... + 3394685.

It is an arithmetic number, because the mean of its divisors is an integer number (338996915100).

Almost surely, 2^{5251155739409} is an apocalyptic number.

5251155739409 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

5251155739409 is a deficient number, since it is larger than the sum of its proper divisors (172794902191).

5251155739409 is a wasteful number, since it uses less digits than its factorization.

5251155739409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4405792.

The product of its (nonzero) digits is 8505000, while the sum is 56.

The spelling of 5251155739409 in words is "five trillion, two hundred fifty-one billion, one hundred fifty-five million, seven hundred thirty-nine thousand, four hundred nine".