352645663539 has 24 divisors (see below), whose sum is σ = 535942349760. Its totient is φ = 205590988512.

The previous prime is 352645663493. The next prime is 352645663583. The reversal of 352645663539 is 935366546253.

It is not a de Polignac number, because 352645663539 - 2¹⁶ = 352645598003 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (352645663039) 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 23 ways as a sum of consecutive naturals, for example, 18294409 + ... + 18313674.

It is an arithmetic number, because the mean of its divisors is an integer number (22330931240).

Almost surely, 2^352645663539 is an apocalyptic number.

352645663539 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

352645663539 is a deficient number, since it is larger than the sum of its proper divisors (183296686221).

352645663539 is a wasteful number, since it uses less digits than its factorization.

352645663539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36608131 (or 36608118 counting only the distinct ones).

The product of its digits is 52488000, while the sum is 57.

The spelling of 352645663539 in words is "three hundred fifty-two billion, six hundred forty-five million, six hundred sixty-three thousand, five hundred thirty-nine".