16204587413653 has 4 divisors (see below), whose sum is σ = 16212191633248. Its totient is φ = 16196983194060.

The previous prime is 16204587413603. The next prime is 16204587413669. The reversal of 16204587413653 is 35631478540261.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16204587413653 - 2²¹ = 16204585316501 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16204587413594 and 16204587413603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16204587413603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3802106601 + ... + 3802110862.

It is an arithmetic number, because the mean of its divisors is an integer number (4053047908312).

Almost surely, 2^{16204587413653} is an apocalyptic number.

It is an amenable number.

16204587413653 is a deficient number, since it is larger than the sum of its proper divisors (7604219595).

16204587413653 is an equidigital number, since it uses as much as digits as its factorization.

16204587413653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7604219594.

The product of its (nonzero) digits is 14515200, while the sum is 55.

The spelling of 16204587413653 in words is "sixteen trillion, two hundred four billion, five hundred eighty-seven million, four hundred thirteen thousand, six hundred fifty-three".