3520540115859 has 16 divisors (see below), whose sum is σ = 5218203382784. Its totient is φ = 2096599572000.

The previous prime is 3520540115849. The next prime is 3520540115861. The reversal of 3520540115859 is 9585110450253.

It is not a de Polignac number, because 3520540115859 - 2⁹ = 3520540115347 is a prime.

It is a super-2 number, since 2×3520540115859² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3520540115849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1455970717 + ... + 1455973134.

It is an arithmetic number, because the mean of its divisors is an integer number (326137711424).

Almost surely, 2^{3520540115859} is an apocalyptic number.

3520540115859 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

3520540115859 is a deficient number, since it is larger than the sum of its proper divisors (1697663266925).

3520540115859 is a wasteful number, since it uses less digits than its factorization.

3520540115859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2911943898.

The product of its (nonzero) digits is 1080000, while the sum is 48.

The spelling of 3520540115859 in words is "three trillion, five hundred twenty billion, five hundred forty million, one hundred fifteen thousand, eight hundred fifty-nine".