1601630004653 has 4 divisors (see below), whose sum is σ = 1830434291040. Its totient is φ = 1372825718268.

The previous prime is 1601630004613. The next prime is 1601630004659. The reversal of 1601630004653 is 3564000361061.

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 1601630004653 - 2¹⁰ = 1601630003629 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 (1601630004659) 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, 114402143183 + ... + 114402143196.

It is an arithmetic number, because the mean of its divisors is an integer number (457608572760).

Almost surely, 2^{1601630004653} is an apocalyptic number.

It is an amenable number.

1601630004653 is a deficient number, since it is larger than the sum of its proper divisors (228804286387).

1601630004653 is an equidigital number, since it uses as much as digits as its factorization.

1601630004653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228804286386.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 1601630004653 in words is "one trillion, six hundred one billion, six hundred thirty million, four thousand, six hundred fifty-three".