1536201161646 has 8 divisors (see below), whose sum is σ = 3072402323304. Its totient is φ = 512067053880.

The previous prime is 1536201161633. The next prime is 1536201161707. The reversal of 1536201161646 is 6461611026351.

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

1536201161646 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1536201161598 and 1536201161607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128016763465 + ... + 128016763476.

It is an arithmetic number, because the mean of its divisors is an integer number (384050290413).

Almost surely, 2^{1536201161646} is an apocalyptic number.

1536201161646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1536201161646 is a wasteful number, since it uses less digits than its factorization.

1536201161646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256033526946.

The product of its (nonzero) digits is 155520, while the sum is 42.

Adding to 1536201161646 its reverse (6461611026351), we get a palindrome (7997812187997).

The spelling of 1536201161646 in words is "one trillion, five hundred thirty-six billion, two hundred one million, one hundred sixty-one thousand, six hundred forty-six".