1613363201064 has 128 divisors (see below), whose sum is σ = 4558473763200. Its totient is φ = 528608954880.

The previous prime is 1613363201017. The next prime is 1613363201071. The reversal of 1613363201064 is 4601023633161.

1613363201064 is a `hidden beast` number, since 1 + 6 + 1 + 3 + 3 + 632 + 0 + 10 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4445419 + ... + 4794629.

It is an arithmetic number, because the mean of its divisors is an integer number (35613076275).

Almost surely, 2^{1613363201064} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1613363201064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2279236881600).

1613363201064 is an abundant number, since it is smaller than the sum of its proper divisors (2945110562136).

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

1613363201064 is a wasteful number, since it uses less digits than its factorization.

1613363201064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349592 (or 349582 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 1613363201064 in words is "one trillion, six hundred thirteen billion, three hundred sixty-three million, two hundred one thousand, sixty-four".