352019406685 has 16 divisors (see below), whose sum is σ = 441572529024. Its totient is φ = 268892865472.

The previous prime is 352019406653. The next prime is 352019406689. The reversal of 352019406685 is 586604910253.

It is a cyclic number.

It is not a de Polignac number, because 352019406685 - 2⁵ = 352019406653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (352019406689) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2653762 + ... + 2783251.

It is an arithmetic number, because the mean of its divisors is an integer number (27598283064).

Almost surely, 2^352019406685 is an apocalyptic number.

It is an amenable number.

352019406685 is a deficient number, since it is larger than the sum of its proper divisors (89553122339).

352019406685 is a wasteful number, since it uses less digits than its factorization.

352019406685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5437604.

The product of its (nonzero) digits is 1555200, while the sum is 49.

The spelling of 352019406685 in words is "three hundred fifty-two billion, nineteen million, four hundred six thousand, six hundred eighty-five".