3645124243402 has 8 divisors (see below), whose sum is σ = 5584020117696. Its totient is φ = 1783784204172.

The previous prime is 3645124243399. The next prime is 3645124243421. The reversal of 3645124243402 is 2043424215463.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19388958648 + ... + 19388958835.

It is an arithmetic number, because the mean of its divisors is an integer number (698002514712).

Almost surely, 2^{3645124243402} is an apocalyptic number.

3645124243402 is a deficient number, since it is larger than the sum of its proper divisors (1938895874294).

3645124243402 is a wasteful number, since it uses less digits than its factorization.

3645124243402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38777917532.

The product of its (nonzero) digits is 552960, while the sum is 40.

Adding to 3645124243402 its reverse (2043424215463), we get a palindrome (5688548458865).

The spelling of 3645124243402 in words is "three trillion, six hundred forty-five billion, one hundred twenty-four million, two hundred forty-three thousand, four hundred two".