613601636046 has 64 divisors (see below), whose sum is σ = 1464287763456. Its totient is φ = 167601772800.

The previous prime is 613601636033. The next prime is 613601636051. The reversal of 613601636046 is 640636106316.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 613601635989 and 613601636007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1627066 + ... + 1968386.

It is an arithmetic number, because the mean of its divisors is an integer number (22879496304).

Almost surely, 2^613601636046 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 613601636046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (732143881728).

613601636046 is an abundant number, since it is smaller than the sum of its proper divisors (850686127410).

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

613601636046 is a wasteful number, since it uses less digits than its factorization.

613601636046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343217.

The product of its (nonzero) digits is 279936, while the sum is 42.

The spelling of 613601636046 in words is "six hundred thirteen billion, six hundred one million, six hundred thirty-six thousand, forty-six".