1613542135573 has 8 divisors (see below), whose sum is σ = 1748187923328. Its totient is φ = 1483310963904.

The previous prime is 1613542135549. The next prime is 1613542135577. The reversal of 1613542135573 is 3755312453161.

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

It is not a de Polignac number, because 1613542135573 - 2²¹ = 1613540038421 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 (1613542135577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1103653261 + ... + 1103654722.

It is an arithmetic number, because the mean of its divisors is an integer number (218523490416).

Almost surely, 2^{1613542135573} is an apocalyptic number.

It is an amenable number.

1613542135573 is a deficient number, since it is larger than the sum of its proper divisors (134645787755).

1613542135573 is a wasteful number, since it uses less digits than its factorization.

1613542135573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2207308043.

The product of its digits is 1134000, while the sum is 46.

The spelling of 1613542135573 in words is "one trillion, six hundred thirteen billion, five hundred forty-two million, one hundred thirty-five thousand, five hundred seventy-three".